42964895 has 16 divisors (see below), whose sum is σ = 52509600. Its totient is φ = 33744000.

The previous prime is 42964879. The next prime is 42964903. The reversal of 42964895 is 59846924.

It is not a de Polignac number, because 42964895 - 2⁴ = 42964879 is a prime.

It is a super-2 number, since 2×42964895² = 3691964404722050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74960 + ... + 75530.

It is an arithmetic number, because the mean of its divisors is an integer number (3281850).

Almost surely, 2^42964895 is an apocalyptic number.

42964895 is a deficient number, since it is larger than the sum of its proper divisors (9544705).

42964895 is a wasteful number, since it uses less digits than its factorization.

42964895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826.

The product of its digits is 622080, while the sum is 47.

The square root of 42964895 is about 6554.7612466054. The cubic root of 42964895 is about 350.2444414862.

The spelling of 42964895 in words is "forty-two million, nine hundred sixty-four thousand, eight hundred ninety-five".