45419955 has 32 divisors (see below), whose sum is σ = 83317248. Its totient is φ = 20697600.

The previous prime is 45419947. The next prime is 45419987. The reversal of 45419955 is 55991454.

It is not a de Polignac number, because 45419955 - 2³ = 45419947 is a prime.

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, 51115 + ... + 51995.

It is an arithmetic number, because the mean of its divisors is an integer number (2603664).

Almost surely, 2^45419955 is an apocalyptic number.

45419955 is a deficient number, since it is larger than the sum of its proper divisors (37897293).

45419955 is a wasteful number, since it uses less digits than its factorization.

45419955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387.

The product of its digits is 162000, while the sum is 42.

The square root of 45419955 is about 6739.4328396387. The cubic root of 45419955 is about 356.7923766654.

The spelling of 45419955 in words is "forty-five million, four hundred nineteen thousand, nine hundred fifty-five".