45898393 has 4 divisors (see below), whose sum is σ = 47017908. Its totient is φ = 44778880.

The previous prime is 45898381. The next prime is 45898397. The reversal of 45898393 is 39389854.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23116864 + 22781529 = 4808^2 + 4773^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45898393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45898397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559696 + ... + 559777.

It is an arithmetic number, because the mean of its divisors is an integer number (11754477).

Almost surely, 2^45898393 is an apocalyptic number.

It is an amenable number.

45898393 is a deficient number, since it is larger than the sum of its proper divisors (1119515).

45898393 is a wasteful number, since it uses less digits than its factorization.

45898393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119514.

The product of its digits is 933120, while the sum is 49.

The square root of 45898393 is about 6774.8352747502. The cubic root of 45898393 is about 358.0407790382.

The spelling of 45898393 in words is "forty-five million, eight hundred ninety-eight thousand, three hundred ninety-three".