692668042 has 8 divisors (see below), whose sum is σ = 1133456832. Its totient is φ = 314849100.

The previous prime is 692668013. The next prime is 692668049. The reversal of 692668042 is 240866296.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×692668042² = 959578032816227528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 692668042.

It is not an unprimeable number, because it can be changed into a prime (692668049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15742434 + ... + 15742477.

It is an arithmetic number, because the mean of its divisors is an integer number (141682104).

Almost surely, 2^692668042 is an apocalyptic number.

692668042 is a deficient number, since it is larger than the sum of its proper divisors (440788790).

692668042 is a wasteful number, since it uses less digits than its factorization.

692668042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31484924.

The product of its (nonzero) digits is 248832, while the sum is 43.

The square root of 692668042 is about 26318.5873861041. The cubic root of 692668042 is about 884.7930791841.

The spelling of 692668042 in words is "six hundred ninety-two million, six hundred sixty-eight thousand, forty-two".