426407472 has 60 divisors (see below), whose sum is σ = 1215886464. Its totient is φ = 139451520.

The previous prime is 426407467. The next prime is 426407473. The reversal of 426407472 is 274704624.

It is a happy number.

426407472 is a `hidden beast` number, since 4 + 2 + 640 + 7 + 4 + 7 + 2 = 666.

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

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (426407473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20304 + ... + 35567.

Almost surely, 2^426407472 is an apocalyptic number.

It is an amenable number.

426407472 is an abundant number, since it is smaller than the sum of its proper divisors (789478992).

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

426407472 is a wasteful number, since it uses less digits than its factorization.

426407472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55938 (or 55929 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The square root of 426407472 is about 20649.6361227020. The cubic root of 426407472 is about 752.6763475251.

The spelling of 426407472 in words is "four hundred twenty-six million, four hundred seven thousand, four hundred seventy-two".