167428799 has 24 divisors (see below), whose sum is σ = 186089472. Its totient is φ = 150186960.

The previous prime is 167428787. The next prime is 167428813. The reversal of 167428799 is 997824761.

It is a de Polignac number, because none of the positive numbers 2^k-167428799 is a prime.

It is a Duffinian number.

Its product of digits (1524096) is a multiple of the sum of its prime divisors (224).

It is a self number, because there is not a number n which added to its sum of digits gives 167428799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167428739) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1318274 + ... + 1318400.

It is an arithmetic number, because the mean of its divisors is an integer number (7753728).

Almost surely, 2^167428799 is an apocalyptic number.

167428799 is a deficient number, since it is larger than the sum of its proper divisors (18660673).

167428799 is a wasteful number, since it uses less digits than its factorization.

167428799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267 (or 224 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 53.

The square root of 167428799 is about 12939.4280785512. The cubic root of 167428799 is about 551.1587679535.

The spelling of 167428799 in words is "one hundred sixty-seven million, four hundred twenty-eight thousand, seven hundred ninety-nine".