164406294 has 32 divisors (see below), whose sum is σ = 393452640. Its totient is φ = 50586336.

The previous prime is 164406271. The next prime is 164406301. The reversal of 164406294 is 492604461.

164406294 is a `hidden beast` number, since 1 + 644 + 0 + 6 + 2 + 9 + 4 = 666.

It is a super-3 number, since 3×164406294³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

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, 116397 + ... + 117800.

It is an arithmetic number, because the mean of its divisors is an integer number (12295395).

Almost surely, 2^164406294 is an apocalyptic number.

164406294 is an abundant number, since it is smaller than the sum of its proper divisors (229046346).

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

164406294 is a wasteful number, since it uses less digits than its factorization.

164406294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234221 (or 234215 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 164406294 is about 12822.1017777898. The cubic root of 164406294 is about 547.8220136097.

The spelling of 164406294 in words is "one hundred sixty-four million, four hundred six thousand, two hundred ninety-four".