164830722 has 32 divisors (see below), whose sum is σ = 389750400. Its totient is φ = 45470208.

The previous prime is 164830711. The next prime is 164830733. The reversal of 164830722 is 227038461.

It is an interprime number because it is at equal distance from previous prime (164830711) and next prime (164830733).

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, 66447 + ... + 68882.

It is an arithmetic number, because the mean of its divisors is an integer number (12179700).

Almost surely, 2^164830722 is an apocalyptic number.

164830722 is an abundant number, since it is smaller than the sum of its proper divisors (224919678).

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

164830722 is a wasteful number, since it uses less digits than its factorization.

164830722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135370.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 164830722 is about 12838.6417505903. The cubic root of 164830722 is about 548.2930239757.

The spelling of 164830722 in words is "one hundred sixty-four million, eight hundred thirty thousand, seven hundred twenty-two".