42949356 has 24 divisors (see below), whose sum is σ = 100651824. Its totient is φ = 14254080.

The previous prime is 42949339. The next prime is 42949393. The reversal of 42949356 is 65394924.

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, 4885 + ... + 10476.

It is an arithmetic number, because the mean of its divisors is an integer number (4193826).

Almost surely, 2^42949356 is an apocalyptic number.

It is an amenable number.

42949356 is an abundant number, since it is smaller than the sum of its proper divisors (57702468).

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

42949356 is a wasteful number, since it uses less digits than its factorization.

42949356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15601 (or 15599 counting only the distinct ones).

The product of its digits is 233280, while the sum is 42.

The square root of 42949356 is about 6553.5758178265. The cubic root of 42949356 is about 350.2022124010.

The spelling of 42949356 in words is "forty-two million, nine hundred forty-nine thousand, three hundred fifty-six".