164896730 has 8 divisors (see below), whose sum is σ = 296814132. Its totient is φ = 65958688.

The previous prime is 164896703. The next prime is 164896751. The reversal of 164896730 is 37698461.

It can be written as a sum of positive squares in 2 ways, for example, as 159693769 + 5202961 = 12637^2 + 2281^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8244827 + ... + 8244846.

Almost surely, 2^164896730 is an apocalyptic number.

164896730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164896730 is a deficient number, since it is larger than the sum of its proper divisors (131917402).

164896730 is a wasteful number, since it uses less digits than its factorization.

164896730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16489680.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 164896730 is about 12841.2121701964. The cubic root of 164896730 is about 548.3662038932.

The spelling of 164896730 in words is "one hundred sixty-four million, eight hundred ninety-six thousand, seven hundred thirty".