42264272 has 10 divisors (see below), whose sum is σ = 81887058. Its totient is φ = 21132128.

The previous prime is 42264269. The next prime is 42264283. The reversal of 42264272 is 27246224.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 29333056 + 12931216 = 5416^2 + 3596^2 .

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, 1320743 + ... + 1320774.

Almost surely, 2^42264272 is an apocalyptic number.

It is an amenable number.

42264272 is a deficient number, since it is larger than the sum of its proper divisors (39622786).

42264272 is a wasteful number, since it uses less digits than its factorization.

42264272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2641525 (or 2641519 counting only the distinct ones).

The product of its digits is 10752, while the sum is 29.

The square root of 42264272 is about 6501.0977534567. The cubic root of 42264272 is about 348.3302014070.

The spelling of 42264272 in words is "forty-two million, two hundred sixty-four thousand, two hundred seventy-two".