426969624 has 32 divisors (see below), whose sum is σ = 1072800000. Its totient is φ = 141606432.

The previous prime is 426969623. The next prime is 426969701.

It is a happy number.

426969624 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426969623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39924 + ... + 49475.

It is an arithmetic number, because the mean of its divisors is an integer number (33525000).

Almost surely, 2^426969624 is an apocalyptic number.

It is an amenable number.

426969624 is an abundant number, since it is smaller than the sum of its proper divisors (645830376).

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

426969624 is a wasteful number, since it uses less digits than its factorization.

426969624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89607 (or 89603 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 48.

The square root of 426969624 is about 20663.2433078643. The cubic root of 426969624 is about 753.0069645517.

The spelling of 426969624 in words is "four hundred twenty-six million, nine hundred sixty-nine thousand, six hundred twenty-four".