45471986 has 16 divisors (see below), whose sum is σ = 79424064. Its totient is φ = 19119984.

The previous prime is 45471973. The next prime is 45472003. The reversal of 45471986 is 68917454.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29900 + ... + 31383.

It is an arithmetic number, because the mean of its divisors is an integer number (4964004).

Almost surely, 2^45471986 is an apocalyptic number.

45471986 is a deficient number, since it is larger than the sum of its proper divisors (33952078).

45471986 is a wasteful number, since it uses less digits than its factorization.

45471986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61345.

The product of its digits is 241920, while the sum is 44.

The square root of 45471986 is about 6743.2919260551. The cubic root of 45471986 is about 356.9285662900.

The spelling of 45471986 in words is "forty-five million, four hundred seventy-one thousand, nine hundred eighty-six".