62631666 has 12 divisors (see below), whose sum is σ = 135701982. Its totient is φ = 20877216.

The previous prime is 62631661. The next prime is 62631707. The reversal of 62631666 is 66613626.

It can be written as a sum of positive squares in only one way, i.e., 33698025 + 28933641 = 5805^2 + 5379^2 .

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 62631666.

It is not an unprimeable number, because it can be changed into a prime (62631661) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1739751 + ... + 1739786.

Almost surely, 2^62631666 is an apocalyptic number.

62631666 is an abundant number, since it is smaller than the sum of its proper divisors (73070316).

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

62631666 is a wasteful number, since it uses less digits than its factorization.

62631666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3479545 (or 3479542 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 62631666 is about 7914.0170583592. The cubic root of 62631666 is about 397.1287431921.

The spelling of 62631666 in words is "sixty-two million, six hundred thirty-one thousand, six hundred sixty-six".