42418612 has 6 divisors (see below), whose sum is σ = 74232578. Its totient is φ = 21209304.

The previous prime is 42418609. The next prime is 42418627. The reversal of 42418612 is 21681424.

It can be written as a sum of positive squares in only one way, i.e., 32216976 + 10201636 = 5676^2 + 3194^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5302323 + ... + 5302330.

Almost surely, 2^42418612 is an apocalyptic number.

It is an amenable number.

42418612 is a deficient number, since it is larger than the sum of its proper divisors (31813966).

42418612 is a wasteful number, since it uses less digits than its factorization.

42418612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10604657 (or 10604655 counting only the distinct ones).

The product of its digits is 3072, while the sum is 28.

The square root of 42418612 is about 6512.9572392270. The cubic root of 42418612 is about 348.7536952286.

The spelling of 42418612 in words is "forty-two million, four hundred eighteen thousand, six hundred twelve".