164429256 has 64 divisors (see below), whose sum is σ = 419832000. Its totient is φ = 53653248.

The previous prime is 164429233. The next prime is 164429261. The reversal of 164429256 is 652924461.

It is a happy number.

It is a super-3 number, since 3×164429256³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 470970 + ... + 471318.

It is an arithmetic number, because the mean of its divisors is an integer number (6559875).

Almost surely, 2^164429256 is an apocalyptic number.

It is an amenable number.

164429256 is an abundant number, since it is smaller than the sum of its proper divisors (255402744).

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

164429256 is a wasteful number, since it uses less digits than its factorization.

164429256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718 (or 714 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 164429256 is about 12822.9971535519. The cubic root of 164429256 is about 547.8475164928.

The spelling of 164429256 in words is "one hundred sixty-four million, four hundred twenty-nine thousand, two hundred fifty-six".