42920196 has 24 divisors (see below), whose sum is σ = 109251744. Its totient is φ = 13006080.

The previous prime is 42920191. The next prime is 42920209. The reversal of 42920196 is 69102924.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (42920191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162445 + ... + 162708.

It is an arithmetic number, because the mean of its divisors is an integer number (4552156).

Almost surely, 2^42920196 is an apocalyptic number.

It is an amenable number.

42920196 is an abundant number, since it is smaller than the sum of its proper divisors (66331548).

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

42920196 is a wasteful number, since it uses less digits than its factorization.

42920196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325171 (or 325169 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 42920196 is about 6551.3507004281. The cubic root of 42920196 is about 350.1229391249.

The spelling of 42920196 in words is "forty-two million, nine hundred twenty thousand, one hundred ninety-six".