45464880 has 40 divisors (see below), whose sum is σ = 140941872. Its totient is φ = 12123904.

The previous prime is 45464863. The next prime is 45464893. The reversal of 45464880 is 8846454.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×45464880³ (a number of 24 digits) contains 333 as substring.

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, 94479 + ... + 94958.

Almost surely, 2^45464880 is an apocalyptic number.

45464880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45464880 is an abundant number, since it is smaller than the sum of its proper divisors (95476992).

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

45464880 is a wasteful number, since it uses less digits than its factorization.

45464880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189453 (or 189447 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The square root of 45464880 is about 6742.7650114771. The cubic root of 45464880 is about 356.9099726697.

The spelling of 45464880 in words is "forty-five million, four hundred sixty-four thousand, eight hundred eighty".