42194088 has 32 divisors (see below), whose sum is σ = 117206400. Its totient is φ = 14064624.

The previous prime is 42194077. The next prime is 42194107. The reversal of 42194088 is 88049124.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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, 97456 + ... + 97887.

It is an arithmetic number, because the mean of its divisors is an integer number (3662700).

Almost surely, 2^42194088 is an apocalyptic number.

It is an amenable number.

42194088 is an abundant number, since it is smaller than the sum of its proper divisors (75012312).

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

42194088 is a wasteful number, since it uses less digits than its factorization.

42194088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195358 (or 195348 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 42194088 is about 6495.6976530624. The cubic root of 42194088 is about 348.1372823406.

The spelling of 42194088 in words is "forty-two million, one hundred ninety-four thousand, eighty-eight".