45423455 has 32 divisors (see below), whose sum is σ = 68567040. Its totient is φ = 28062720.

The previous prime is 45423431. The next prime is 45423527. The reversal of 45423455 is 55432454.

It is not a de Polignac number, because 45423455 - 2⁸ = 45423199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48431 + ... + 49359.

It is an arithmetic number, because the mean of its divisors is an integer number (2142720).

Almost surely, 2^45423455 is an apocalyptic number.

45423455 is a deficient number, since it is larger than the sum of its proper divisors (23143585).

45423455 is a wasteful number, since it uses less digits than its factorization.

45423455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079.

The product of its digits is 48000, while the sum is 32.

The square root of 45423455 is about 6739.6925004039. The cubic root of 45423455 is about 356.8015410752.

It can be divided in two parts, 4542 and 3455, that added together give a palindrome (7997).

The spelling of 45423455 in words is "forty-five million, four hundred twenty-three thousand, four hundred fifty-five".