167397494 has 8 divisors (see below), whose sum is σ = 273923208. Its totient is φ = 76089760.

The previous prime is 167397493. The next prime is 167397511. The reversal of 167397494 is 494793761.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167397491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3804467 + ... + 3804510.

It is an arithmetic number, because the mean of its divisors is an integer number (34240401).

Almost surely, 2^167397494 is an apocalyptic number.

167397494 is a deficient number, since it is larger than the sum of its proper divisors (106525714).

167397494 is a wasteful number, since it uses less digits than its factorization.

167397494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7608990.

The product of its digits is 1143072, while the sum is 50.

The square root of 167397494 is about 12938.2183472069. The cubic root of 167397494 is about 551.1244148418.

The spelling of 167397494 in words is "one hundred sixty-seven million, three hundred ninety-seven thousand, four hundred ninety-four".