42799908 has 12 divisors (see below), whose sum is σ = 99866480. Its totient is φ = 14266632.

The previous prime is 42799891. The next prime is 42799919. The reversal of 42799908 is 80999724.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1783318 + ... + 1783341.

Almost surely, 2^42799908 is an apocalyptic number.

It is an amenable number.

42799908 is an abundant number, since it is smaller than the sum of its proper divisors (57066572).

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

42799908 is a wasteful number, since it uses less digits than its factorization.

42799908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566666 (or 3566664 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 48.

The square root of 42799908 is about 6542.1638622095. The cubic root of 42799908 is about 349.7955486208.

The spelling of 42799908 in words is "forty-two million, seven hundred ninety-nine thousand, nine hundred eight".