164738996 has 6 divisors (see below), whose sum is σ = 288293250. Its totient is φ = 82369496.

The previous prime is 164738989. The next prime is 164739007. The reversal of 164738996 is 699837461.

It can be written as a sum of positive squares in only one way, i.e., 151634596 + 13104400 = 12314^2 + 3620^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20592371 + ... + 20592378.

It is an arithmetic number, because the mean of its divisors is an integer number (48048875).

Almost surely, 2^164738996 is an apocalyptic number.

It is an amenable number.

164738996 is a deficient number, since it is larger than the sum of its proper divisors (123554254).

164738996 is a wasteful number, since it uses less digits than its factorization.

164738996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41184753 (or 41184751 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 53.

The square root of 164738996 is about 12835.0689908547. The cubic root of 164738996 is about 548.1912992946.

The spelling of 164738996 in words is "one hundred sixty-four million, seven hundred thirty-eight thousand, nine hundred ninety-six".