164675930 has 16 divisors (see below), whose sum is σ = 299474280. Its totient is φ = 65190912.

The previous prime is 164675897. The next prime is 164675963. The reversal of 164675930 is 39576461.

It is an interprime number because it is at equal distance from previous prime (164675897) and next prime (164675963).

It can be written as a sum of positive squares in 4 ways, for example, as 162741049 + 1934881 = 12757^2 + 1391^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83915 + ... + 85854.

Almost surely, 2^164675930 is an apocalyptic number.

164675930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164675930 is a deficient number, since it is larger than the sum of its proper divisors (134798350).

164675930 is a wasteful number, since it uses less digits than its factorization.

164675930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169873.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 164675930 is about 12832.6119710681. The cubic root of 164675930 is about 548.1213368167.

The spelling of 164675930 in words is "one hundred sixty-four million, six hundred seventy-five thousand, nine hundred thirty".