902998413 has 6 divisors (see below), whose sum is σ = 1304331054. Its totient is φ = 601998936.

The previous prime is 902998403. The next prime is 902998429. The reversal of 902998413 is 314899209.

It can be written as a sum of positive squares in only one way, i.e., 880130889 + 22867524 = 29667^2 + 4782^2 .

It is not a de Polignac number, because 902998413 - 2⁸ = 902998157 is a prime.

It is a super-2 number, since 2×902998413² = 1630812267761037138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (902998403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50166570 + ... + 50166587.

It is an arithmetic number, because the mean of its divisors is an integer number (217388509).

Almost surely, 2^902998413 is an apocalyptic number.

It is an amenable number.

902998413 is a deficient number, since it is larger than the sum of its proper divisors (401332641).

902998413 is a wasteful number, since it uses less digits than its factorization.

902998413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100333163 (or 100333160 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 902998413 is about 30049.9319965953. The cubic root of 902998413 is about 966.5603945928.

The spelling of 902998413 in words is "nine hundred two million, nine hundred ninety-eight thousand, four hundred thirteen".