42990796 has 12 divisors (see below), whose sum is σ = 77069160. Its totient is φ = 20971040.

The previous prime is 42990793. The next prime is 42990797. The reversal of 42990796 is 69709924.

It is not an unprimeable number, because it can be changed into a prime (42990793) 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, 130906 + ... + 131233.

It is an arithmetic number, because the mean of its divisors is an integer number (6422430).

Almost surely, 2^42990796 is an apocalyptic number.

It is an amenable number.

42990796 is a deficient number, since it is larger than the sum of its proper divisors (34078364).

42990796 is a wasteful number, since it uses less digits than its factorization.

42990796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262184 (or 262182 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 42990796 is about 6556.7366883229. The cubic root of 42990796 is about 350.3148079172.

The spelling of 42990796 in words is "forty-two million, nine hundred ninety thousand, seven hundred ninety-six".