7490453 has 2 divisors, whose sum is σ = 7490454. Its totient is φ = 7490452.

The previous prime is 7490443. The next prime is 7490459. The reversal of 7490453 is 3540947.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6360484 + 1129969 = 2522^2 + 1063^2 .

It is a cyclic number.

It is not a de Polignac number, because 7490453 - 2¹² = 7486357 is a prime.

It is a super-2 number, since 2×7490453² = 112213772290418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7490459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3745226 + 3745227.

It is an arithmetic number, because the mean of its divisors is an integer number (3745227).

Almost surely, 2^7490453 is an apocalyptic number.

It is an amenable number.

7490453 is a deficient number, since it is larger than the sum of its proper divisors (1).

7490453 is an equidigital number, since it uses as much as digits as its factorization.

7490453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 7490453 is about 2736.8691967283. The cubic root of 7490453 is about 195.6602906999.

The spelling of 7490453 in words is "seven million, four hundred ninety thousand, four hundred fifty-three".