Search a number
-
+
7338969 = 321174131
BaseRepresentation
bin11011111111101111011001
3111210212011200
4123333233121
53334321334
6421144413
7116244261
oct33775731
914725150
107338969
114162970
12255b109
13169c5b1
14d907a1
1599e799
hex6ffbd9

7338969 has 12 divisors (see below), whose sum is σ = 11564592. Its totient is φ = 4447800.

The previous prime is 7338967. The next prime is 7339027. The reversal of 7338969 is 9698337.

It is a happy number.

It is not a de Polignac number, because 7338969 - 21 = 7338967 is a prime.

It is a super-2 number, since 2×73389692 = 107720931965922, which contains 22 as substring.

It is a d-powerful number, because it can be written as 76 + 33 + 37 + 87 + 95 + 67 + 97 .

7338969 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7338967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36967 + ... + 37164.

It is an arithmetic number, because the mean of its divisors is an integer number (963716).

Almost surely, 27338969 is an apocalyptic number.

It is an amenable number.

7338969 is a deficient number, since it is larger than the sum of its proper divisors (4225623).

7338969 is a wasteful number, since it uses less digits than its factorization.

7338969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74148 (or 74145 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 7338969 is about 2709.0531556247. The cubic root of 7338969 is about 194.3323120795.

The spelling of 7338969 in words is "seven million, three hundred thirty-eight thousand, nine hundred sixty-nine".

Divisors: 1 3 9 11 33 99 74131 222393 667179 815441 2446323 7338969