62691066 has 24 divisors (see below), whose sum is σ = 137360340. Its totient is φ = 20661696.

The previous prime is 62691059. The next prime is 62691067. The reversal of 62691066 is 66019626.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 61544025 + 1147041 = 7845^2 + 1071^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 62691066.

It is not an unprimeable number, because it can be changed into a prime (62691067) 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 11 ways as a sum of consecutive naturals, for example, 17965 + ... + 21168.

Almost surely, 2^62691066 is an apocalyptic number.

62691066 is an abundant number, since it is smaller than the sum of its proper divisors (74669274).

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

62691066 is a wasteful number, since it uses less digits than its factorization.

62691066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39230 (or 39227 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 62691066 is about 7917.7690039556. The cubic root of 62691066 is about 397.2542494274.

The spelling of 62691066 in words is "sixty-two million, six hundred ninety-one thousand, sixty-six".