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7490061 = 324717707
BaseRepresentation
bin11100100100101000001101
3112002112102200
4130210220031
53404140221
6424312113
7120443625
oct34445015
915075380
107490061
114256437
122612639
1317232b7
14dcd885
159ce426
hex724a0d

7490061 has 12 divisors (see below), whose sum is σ = 11049792. Its totient is φ = 4886856.

The previous prime is 7490051. The next prime is 7490089. The reversal of 7490061 is 1600947.

7490061 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7490061 - 25 = 7490029 is a prime.

It is a super-2 number, since 2×74900612 = 112202027567442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7490051) 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, 8431 + ... + 9276.

It is an arithmetic number, because the mean of its divisors is an integer number (920816).

Almost surely, 27490061 is an apocalyptic number.

It is an amenable number.

7490061 is a deficient number, since it is larger than the sum of its proper divisors (3559731).

7490061 is a wasteful number, since it uses less digits than its factorization.

7490061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17760 (or 17757 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 7490061 is about 2736.7975811156. The cubic root of 7490061 is about 195.6568774586.

The spelling of 7490061 in words is "seven million, four hundred ninety thousand, sixty-one".

Divisors: 1 3 9 47 141 423 17707 53121 159363 832229 2496687 7490061