7490312 has 16 divisors (see below), whose sum is σ = 14275500. Its totient is φ = 3683520.

The previous prime is 7490309. The next prime is 7490363. The reversal of 7490312 is 2130947.

It can be written as a sum of positive squares in 2 ways, for example, as 6421156 + 1069156 = 2534^2 + 1034^2 .

It is a super-2 number, since 2×7490312² = 112209547714688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7187 + ... + 8162.

Almost surely, 2^7490312 is an apocalyptic number.

It is an amenable number.

7490312 is a deficient number, since it is larger than the sum of its proper divisors (6785188).

7490312 is a wasteful number, since it uses less digits than its factorization.

7490312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15416 (or 15412 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 7490312 is about 2736.8434372466. The cubic root of 7490312 is about 195.6590629916.

The spelling of 7490312 in words is "seven million, four hundred ninety thousand, three hundred twelve".