42799436 has 6 divisors (see below), whose sum is σ = 74899020. Its totient is φ = 21399716.

The previous prime is 42799433. The next prime is 42799453. The reversal of 42799436 is 63499724.

It is not an unprimeable number, because it can be changed into a prime (42799433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5349926 + ... + 5349933.

It is an arithmetic number, because the mean of its divisors is an integer number (12483170).

Almost surely, 2^42799436 is an apocalyptic number.

It is an amenable number.

42799436 is a deficient number, since it is larger than the sum of its proper divisors (32099584).

42799436 is a wasteful number, since it uses less digits than its factorization.

42799436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10699863 (or 10699861 counting only the distinct ones).

The product of its digits is 326592, while the sum is 44.

The square root of 42799436 is about 6542.1277884187. The cubic root of 42799436 is about 349.7942627606.

The spelling of 42799436 in words is "forty-two million, seven hundred ninety-nine thousand, four hundred thirty-six".