42932665 has 4 divisors (see below), whose sum is σ = 51519204. Its totient is φ = 34346128.

The previous prime is 42932653. The next prime is 42932753. The reversal of 42932665 is 56623924.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14160169 + 28772496 = 3763^2 + 5364^2 .

It is a cyclic number.

It is not a de Polignac number, because 42932665 - 2⁷ = 42932537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4293262 + ... + 4293271.

It is an arithmetic number, because the mean of its divisors is an integer number (12879801).

Almost surely, 2^42932665 is an apocalyptic number.

It is an amenable number.

42932665 is a deficient number, since it is larger than the sum of its proper divisors (8586539).

42932665 is an equidigital number, since it uses as much as digits as its factorization.

42932665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8586538.

The product of its digits is 77760, while the sum is 37.

The square root of 42932665 is about 6552.3022671424. The cubic root of 42932665 is about 350.1568412707.

The spelling of 42932665 in words is "forty-two million, nine hundred thirty-two thousand, six hundred sixty-five".