42156202 has 16 divisors (see below), whose sum is σ = 69277824. Its totient is φ = 19080000.

The previous prime is 42156173. The next prime is 42156223. The reversal of 42156202 is 20265124.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 1327 + ... + 9277.

It is an arithmetic number, because the mean of its divisors is an integer number (4329864).

Almost surely, 2^42156202 is an apocalyptic number.

42156202 is a deficient number, since it is larger than the sum of its proper divisors (27121622).

42156202 is a wasteful number, since it uses less digits than its factorization.

42156202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8205.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 42156202 is about 6492.7807601982. The cubic root of 42156202 is about 348.0330538472.

42156202 divided by its sum of digits (22) gives a palindrome (1916191).

The spelling of 42156202 in words is "forty-two million, one hundred fifty-six thousand, two hundred two".