45902393 has 2 divisors, whose sum is σ = 45902394. Its totient is φ = 45902392.

The previous prime is 45902369. The next prime is 45902419. The reversal of 45902393 is 39320954.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30824704 + 15077689 = 5552^2 + 3883^2 .

It is a cyclic number.

It is not a de Polignac number, because 45902393 - 2⁸ = 45902137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (45904393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22951196 + 22951197.

It is an arithmetic number, because the mean of its divisors is an integer number (22951197).

Almost surely, 2^45902393 is an apocalyptic number.

It is an amenable number.

45902393 is a deficient number, since it is larger than the sum of its proper divisors (1).

45902393 is an equidigital number, since it uses as much as digits as its factorization.

45902393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 45902393 is about 6775.1304784484. The cubic root of 45902393 is about 358.0511797038.

The spelling of 45902393 in words is "forty-five million, nine hundred two thousand, three hundred ninety-three".