42607744 has 16 divisors (see below), whose sum is σ = 84882870. Its totient is φ = 21303808.

The previous prime is 42607727. The next prime is 42607769. The reversal of 42607744 is 44770624.

It can be written as a sum of positive squares in only one way, i.e., 42510400 + 97344 = 6520^2 + 312^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166309 + ... + 166564.

Almost surely, 2^42607744 is an apocalyptic number.

It is an amenable number.

42607744 is a deficient number, since it is larger than the sum of its proper divisors (42275126).

42607744 is an equidigital number, since it uses as much as digits as its factorization.

42607744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332887 (or 332875 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 34.

The square root of 42607744 is about 6527.4607620422. The cubic root of 42607744 is about 349.2712565077.

The spelling of 42607744 in words is "forty-two million, six hundred seven thousand, seven hundred forty-four".