Search a number
-
+
7034490 = 2325471663
BaseRepresentation
bin11010110101011001111010
3111020101111200
4122311121322
53300100430
6410435030
7113535501
oct32653172
914211450
107034490
113a75131
122432a76
1315c3b28
14d11838
1593e460
hex6b567a

7034490 has 48 divisors (see below), whose sum is σ = 18690048. Its totient is φ = 1834848.

The previous prime is 7034479. The next prime is 7034491. The reversal of 7034490 is 944307.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (7034491) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3399 + ... + 5061.

It is an arithmetic number, because the mean of its divisors is an integer number (389376).

Almost surely, 27034490 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7034490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9345024).

7034490 is an abundant number, since it is smaller than the sum of its proper divisors (11655558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7034490 is a wasteful number, since it uses less digits than its factorization.

7034490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723 (or 1720 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 7034490 is about 2652.2612993444. The cubic root of 7034490 is about 191.6067798619.

Adding to 7034490 its reverse (944307), we get a palindrome (7978797).

The spelling of 7034490 in words is "seven million, thirty-four thousand, four hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 47 90 94 141 235 282 423 470 705 846 1410 1663 2115 3326 4230 4989 8315 9978 14967 16630 24945 29934 49890 74835 78161 149670 156322 234483 390805 468966 703449 781610 1172415 1406898 2344830 3517245 7034490