45913823 has 4 divisors (see below), whose sum is σ = 48330360. Its totient is φ = 43497288.

The previous prime is 45913817. The next prime is 45913831. The reversal of 45913823 is 32831954.

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

It is a cyclic number.

It is not a de Polignac number, because 45913823 - 2¹⁰ = 45912799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45913843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1208240 + ... + 1208277.

It is an arithmetic number, because the mean of its divisors is an integer number (12082590).

Almost surely, 2^45913823 is an apocalyptic number.

45913823 is a deficient number, since it is larger than the sum of its proper divisors (2416537).

45913823 is a wasteful number, since it uses less digits than its factorization.

45913823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416536.

The product of its digits is 25920, while the sum is 35.

The square root of 45913823 is about 6775.9739521341. The cubic root of 45913823 is about 358.0808962761.

The spelling of 45913823 in words is "forty-five million, nine hundred thirteen thousand, eight hundred twenty-three".