167917442 has 16 divisors (see below), whose sum is σ = 314027712. Its totient is φ = 65422320.

The previous prime is 167917441. The next prime is 167917471. The reversal of 167917442 is 244719761.

It is a self number, because there is not a number n which added to its sum of digits gives 167917442.

It is not an unprimeable number, because it can be changed into a prime (167917441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545033 + ... + 545340.

It is an arithmetic number, because the mean of its divisors is an integer number (19626732).

Almost surely, 2^167917442 is an apocalyptic number.

167917442 is a deficient number, since it is larger than the sum of its proper divisors (146110270).

167917442 is a wasteful number, since it uses less digits than its factorization.

167917442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090393.

The product of its digits is 84672, while the sum is 41.

The square root of 167917442 is about 12958.2962614689. The cubic root of 167917442 is about 551.6944350451.

The spelling of 167917442 in words is "one hundred sixty-seven million, nine hundred seventeen thousand, four hundred forty-two".