42692512 has 12 divisors (see below), whose sum is σ = 84050946. Its totient is φ = 21346240.

The previous prime is 42692509. The next prime is 42692519. The reversal of 42692512 is 21529624.

42692512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 42458256 + 234256 = 6516^2 + 484^2 .

It is not an unprimeable number, because it can be changed into a prime (42692519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667039 + ... + 667102.

Almost surely, 2^42692512 is an apocalyptic number.

It is an amenable number.

42692512 is a deficient number, since it is larger than the sum of its proper divisors (41358434).

42692512 is a wasteful number, since it uses less digits than its factorization.

42692512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334151 (or 1334143 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 42692512 is about 6533.9507191285. The cubic root of 42692512 is about 349.5027278350.

The spelling of 42692512 in words is "forty-two million, six hundred ninety-two thousand, five hundred twelve".