427052976 has 80 divisors (see below), whose sum is σ = 1273918464. Its totient is φ = 120748032.

The previous prime is 427052933. The next prime is 427052981. The reversal of 427052976 is 679250724.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26041 + ... + 39143.

Almost surely, 2^427052976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427052976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (636959232).

427052976 is an abundant number, since it is smaller than the sum of its proper divisors (846865488).

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

427052976 is a wasteful number, since it uses less digits than its factorization.

427052976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13218 (or 13212 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 427052976 is about 20665.2601241794. The cubic root of 427052976 is about 753.0559614429.

The spelling of 427052976 in words is "four hundred twenty-seven million, fifty-two thousand, nine hundred seventy-six".