426620412 has 24 divisors (see below), whose sum is σ = 1106053200. Its totient is φ = 142206768.

The previous prime is 426620407. The next prime is 426620417. The reversal of 426620412 is 214026624.

426620412 is a `hidden beast` number, since 4 + 26 + 620 + 4 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (426620407) and next prime (426620417).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426620417) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1974987 + ... + 1975202.

It is an arithmetic number, because the mean of its divisors is an integer number (46085550).

Almost surely, 2^426620412 is an apocalyptic number.

It is an amenable number.

426620412 is an abundant number, since it is smaller than the sum of its proper divisors (679432788).

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

426620412 is a wasteful number, since it uses less digits than its factorization.

426620412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3950202 (or 3950194 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 426620412 is about 20654.7915022157. The cubic root of 426620412 is about 752.8016175543.

The spelling of 426620412 in words is "four hundred twenty-six million, six hundred twenty thousand, four hundred twelve".