42913644 has 24 divisors (see below), whose sum is σ = 106022448. Its totient is φ = 13463040.

The previous prime is 42913621. The next prime is 42913667. The reversal of 42913644 is 44631924.

It is an interprime number because it is at equal distance from previous prime (42913621) and next prime (42913667).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104977 + ... + 105384.

It is an arithmetic number, because the mean of its divisors is an integer number (4417602).

Almost surely, 2^42913644 is an apocalyptic number.

It is an amenable number.

42913644 is an abundant number, since it is smaller than the sum of its proper divisors (63108804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42913644 is a wasteful number, since it uses less digits than its factorization.

42913644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210385 (or 210383 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 42913644 is about 6550.8506317882. The cubic root of 42913644 is about 350.1051221650.

The spelling of 42913644 in words is "forty-two million, nine hundred thirteen thousand, six hundred forty-four".