42939202 has 16 divisors (see below), whose sum is σ = 67930560. Its totient is φ = 20300112.

The previous prime is 42939199. The next prime is 42939223. The reversal of 42939202 is 20293924.

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, 30588 + ... + 31960.

It is an arithmetic number, because the mean of its divisors is an integer number (4245660).

Almost surely, 2^42939202 is an apocalyptic number.

42939202 is a deficient number, since it is larger than the sum of its proper divisors (24991358).

42939202 is a wasteful number, since it uses less digits than its factorization.

42939202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 42939202 is about 6552.8010804541. The cubic root of 42939202 is about 350.1746121926.

The spelling of 42939202 in words is "forty-two million, nine hundred thirty-nine thousand, two hundred two".