42696644 has 12 divisors (see below), whose sum is σ = 75096000. Its totient is φ = 21240648.

The previous prime is 42696637. The next prime is 42696649. The reversal of 42696644 is 44669624.

It is not an unprimeable number, because it can be changed into a prime (42696649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26024 + ... + 27615.

It is an arithmetic number, because the mean of its divisors is an integer number (6258000).

Almost surely, 2^42696644 is an apocalyptic number.

It is an amenable number.

42696644 is a deficient number, since it is larger than the sum of its proper divisors (32399356).

42696644 is a wasteful number, since it uses less digits than its factorization.

42696644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53842 (or 53840 counting only the distinct ones).

The product of its digits is 248832, while the sum is 41.

The square root of 42696644 is about 6534.2669060882. The cubic root of 42696644 is about 349.5140030261.

The spelling of 42696644 in words is "forty-two million, six hundred ninety-six thousand, six hundred forty-four".