42361994 has 16 divisors (see below), whose sum is σ = 67801536. Its totient is φ = 19780800.

The previous prime is 42361981. The next prime is 42362017. The reversal of 42361994 is 49916324.

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, 302 + ... + 9209.

It is an arithmetic number, because the mean of its divisors is an integer number (4237596).

Almost surely, 2^42361994 is an apocalyptic number.

42361994 is a deficient number, since it is larger than the sum of its proper divisors (25439542).

42361994 is a wasteful number, since it uses less digits than its factorization.

42361994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9661.

The product of its digits is 46656, while the sum is 38.

The square root of 42361994 is about 6508.6092216387. The cubic root of 42361994 is about 348.5984604745.

The spelling of 42361994 in words is "forty-two million, three hundred sixty-one thousand, nine hundred ninety-four".