42294658 has 16 divisors (see below), whose sum is σ = 72889344. Its totient is φ = 18030240.

The previous prime is 42294653. The next prime is 42294709. The reversal of 42294658 is 85649224.

It is a self number, because there is not a number n which added to its sum of digits gives 42294658.

It is not an unprimeable number, because it can be changed into a prime (42294653) 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, 5235 + ... + 10582.

It is an arithmetic number, because the mean of its divisors is an integer number (4555584).

Almost surely, 2^42294658 is an apocalyptic number.

42294658 is a deficient number, since it is larger than the sum of its proper divisors (30594686).

42294658 is a wasteful number, since it uses less digits than its factorization.

42294658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16017.

The product of its digits is 138240, while the sum is 40.

The square root of 42294658 is about 6503.4343234940. The cubic root of 42294658 is about 348.4136590215.

The spelling of 42294658 in words is "forty-two million, two hundred ninety-four thousand, six hundred fifty-eight".