427873580 has 24 divisors (see below), whose sum is σ = 899026128. Its totient is φ = 171055808.

The previous prime is 427873529. The next prime is 427873613. The reversal of 427873580 is 85378724.

It is a happy number.

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, 40622 + ... + 50058.

It is an arithmetic number, because the mean of its divisors is an integer number (37459422).

Almost surely, 2^427873580 is an apocalyptic number.

It is an amenable number.

427873580 is an abundant number, since it is smaller than the sum of its proper divisors (471152548).

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

427873580 is a wasteful number, since it uses less digits than its factorization.

427873580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11713 (or 11711 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 44.

The square root of 427873580 is about 20685.1052692511. The cubic root of 427873580 is about 753.5379979244.

The spelling of 427873580 in words is "four hundred twenty-seven million, eight hundred seventy-three thousand, five hundred eighty".