426451662 has 64 divisors (see below), whose sum is σ = 1166376960. Its totient is φ = 112469472.

The previous prime is 426451661. The next prime is 426451687. The reversal of 426451662 is 266154624.

426451662 is a `hidden beast` number, since 4 + 2 + 645 + 1 + 6 + 6 + 2 = 666.

It is a super-2 number, since 2×426451662² = 363722040045124488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426451661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38478 + ... + 48305.

It is an arithmetic number, because the mean of its divisors is an integer number (18224640).

Almost surely, 2^426451662 is an apocalyptic number.

426451662 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

426451662 is an abundant number, since it is smaller than the sum of its proper divisors (739925298).

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

426451662 is a wasteful number, since it uses less digits than its factorization.

426451662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86814 (or 86808 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 426451662 is about 20650.7060896232. The cubic root of 426451662 is about 752.7023473969.

The spelling of 426451662 in words is "four hundred twenty-six million, four hundred fifty-one thousand, six hundred sixty-two".