427384260 has 72 divisors (see below), whose sum is σ = 1298082240. Its totient is φ = 113821248.

The previous prime is 427384253. The next prime is 427384289. The reversal of 427384260 is 62483724.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 273361 + ... + 274919.

It is an arithmetic number, because the mean of its divisors is an integer number (18028920).

Almost surely, 2^427384260 is an apocalyptic number.

It is an amenable number.

427384260 is an abundant number, since it is smaller than the sum of its proper divisors (870697980).

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

427384260 is a wasteful number, since it uses less digits than its factorization.

427384260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3097 (or 3092 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 427384260 is about 20673.2740512963. The cubic root of 427384260 is about 753.2506374536.

The spelling of 427384260 in words is "four hundred twenty-seven million, three hundred eighty-four thousand, two hundred sixty".