45163488 has 24 divisors (see below), whose sum is σ = 118554408. Its totient is φ = 15054464.

The previous prime is 45163487. The next prime is 45163493. The reversal of 45163488 is 88436154.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×45163488² = 4079481296652288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45163483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235131 + ... + 235322.

It is an arithmetic number, because the mean of its divisors is an integer number (4939767).

Almost surely, 2^45163488 is an apocalyptic number.

45163488 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

45163488 is an abundant number, since it is smaller than the sum of its proper divisors (73390920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45163488 is a wasteful number, since it uses less digits than its factorization.

45163488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470466 (or 470458 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The square root of 45163488 is about 6720.3785607658. The cubic root of 45163488 is about 356.1195575377.

The spelling of 45163488 in words is "forty-five million, one hundred sixty-three thousand, four hundred eighty-eight".