427630692 has 12 divisors (see below), whose sum is σ = 997804976. Its totient is φ = 142543560.

The previous prime is 427630673. The next prime is 427630703. The reversal of 427630692 is 296036724.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 427630692.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17817934 + ... + 17817957.

Almost surely, 2^427630692 is an apocalyptic number.

It is an amenable number.

427630692 is an abundant number, since it is smaller than the sum of its proper divisors (570174284).

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

427630692 is a wasteful number, since it uses less digits than its factorization.

427630692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35635898 (or 35635896 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 427630692 is about 20679.2333513600. The cubic root of 427630692 is about 753.3953857223.

The spelling of 427630692 in words is "four hundred twenty-seven million, six hundred thirty thousand, six hundred ninety-two".