427292472 has 16 divisors (see below), whose sum is σ = 1068231240. Its totient is φ = 142430816.

The previous prime is 427292461. The next prime is 427292483. The reversal of 427292472 is 274292724.

It is an interprime number because it is at equal distance from previous prime (427292461) and next prime (427292483).

It is a self number, because there is not a number n which added to its sum of digits gives 427292472.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8901903 + ... + 8901950.

Almost surely, 2^427292472 is an apocalyptic number.

It is an amenable number.

427292472 is an abundant number, since it is smaller than the sum of its proper divisors (640938768).

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

427292472 is a wasteful number, since it uses less digits than its factorization.

427292472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17803862 (or 17803858 counting only the distinct ones).

The product of its digits is 112896, while the sum is 39.

The square root of 427292472 is about 20671.0539644209. The cubic root of 427292472 is about 753.1967091537.

The spelling of 427292472 in words is "four hundred twenty-seven million, two hundred ninety-two thousand, four hundred seventy-two".