45448680 has 32 divisors (see below), whose sum is σ = 136346400. Its totient is φ = 12119616.

The previous prime is 45448679. The next prime is 45448681. The reversal of 45448680 is 8684454.

It is an interprime number because it is at equal distance from previous prime (45448679) and next prime (45448681).

It is not an unprimeable number, because it can be changed into a prime (45448681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189250 + ... + 189489.

It is an arithmetic number, because the mean of its divisors is an integer number (4260825).

Almost surely, 2^45448680 is an apocalyptic number.

45448680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45448680 is an abundant number, since it is smaller than the sum of its proper divisors (90897720).

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

45448680 is a wasteful number, since it uses less digits than its factorization.

45448680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378753 (or 378749 counting only the distinct ones).

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

The square root of 45448680 is about 6741.5636168474. The cubic root of 45448680 is about 356.8675763671.

The spelling of 45448680 in words is "forty-five million, four hundred forty-eight thousand, six hundred eighty".