167090004 has 18 divisors (see below), whose sum is σ = 422366490. Its totient is φ = 55696656.

The previous prime is 167090003. The next prime is 167090069. The reversal of 167090004 is 400090761.

It can be written as a sum of positive squares in only one way, i.e., 156200004 + 10890000 = 12498^2 + 3300^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 167090004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167090003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2320659 + ... + 2320730.

It is an arithmetic number, because the mean of its divisors is an integer number (23464805).

Almost surely, 2^167090004 is an apocalyptic number.

It is an amenable number.

167090004 is an abundant number, since it is smaller than the sum of its proper divisors (255276486).

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

167090004 is a wasteful number, since it uses less digits than its factorization.

167090004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4641399 (or 4641394 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 167090004 is about 12926.3298735565. The cubic root of 167090004 is about 550.7867572282.

The spelling of 167090004 in words is "one hundred sixty-seven million, ninety thousand, four".