164290833 has 12 divisors (see below), whose sum is σ = 271210368. Its totient is φ = 93880440.

The previous prime is 164290799. The next prime is 164290837. The reversal of 164290833 is 338092461.

164290833 is a `hidden beast` number, since 1 + 642 + 9 + 0 + 8 + 3 + 3 = 666.

It is not a de Polignac number, because 164290833 - 2¹³ = 164282641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164290837) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1303833 + ... + 1303958.

It is an arithmetic number, because the mean of its divisors is an integer number (22600864).

Almost surely, 2^164290833 is an apocalyptic number.

It is an amenable number.

164290833 is a deficient number, since it is larger than the sum of its proper divisors (106919535).

164290833 is a wasteful number, since it uses less digits than its factorization.

164290833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2607804 (or 2607801 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 164290833 is about 12817.5985660341. The cubic root of 164290833 is about 547.6937401540.

The spelling of 164290833 in words is "one hundred sixty-four million, two hundred ninety thousand, eight hundred thirty-three".