666062492 has 24 divisors (see below), whose sum is σ = 1173481344. Its totient is φ = 330789872.

The previous prime is 666062489. The next prime is 666062513. The reversal of 666062492 is 294260666.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 750473 + ... + 751359.

It is an arithmetic number, because the mean of its divisors is an integer number (48895056).

Almost surely, 2^666062492 is an apocalyptic number.

It is an amenable number.

666062492 is a deficient number, since it is larger than the sum of its proper divisors (507418852).

666062492 is a wasteful number, since it uses less digits than its factorization.

666062492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945 (or 1943 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 666062492 is about 25808.1865306340. The cubic root of 666062492 is about 873.3164873830.

The spelling of 666062492 in words is "six hundred sixty-six million, sixty-two thousand, four hundred ninety-two".