426744620 has 12 divisors (see below), whose sum is σ = 896163744. Its totient is φ = 170697840.

The previous prime is 426744611. The next prime is 426744623. The reversal of 426744620 is 26447624.

It is a super-2 number, since 2×426744620² = 364221941397888800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (426744623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10668596 + ... + 10668635.

It is an arithmetic number, because the mean of its divisors is an integer number (74680312).

Almost surely, 2^426744620 is an apocalyptic number.

It is an amenable number.

426744620 is an abundant number, since it is smaller than the sum of its proper divisors (469419124).

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

426744620 is a wasteful number, since it uses less digits than its factorization.

426744620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21337240 (or 21337238 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 35.

The square root of 426744620 is about 20657.7980433540. The cubic root of 426744620 is about 752.8746683724.

The spelling of 426744620 in words is "four hundred twenty-six million, seven hundred forty-four thousand, six hundred twenty".