161064204 has 24 divisors (see below), whose sum is σ = 429504768. Its totient is φ = 46018320.

The previous prime is 161064161. The next prime is 161064209. The reversal of 161064204 is 402460161.

It is not an unprimeable number, because it can be changed into a prime (161064209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958632 + ... + 958799.

It is an arithmetic number, because the mean of its divisors is an integer number (17896032).

Almost surely, 2^161064204 is an apocalyptic number.

161064204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

161064204 is an abundant number, since it is smaller than the sum of its proper divisors (268440564).

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

161064204 is a wasteful number, since it uses less digits than its factorization.

161064204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917445 (or 1917443 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 161064204 is about 12691.1072802967. The cubic root of 161064204 is about 544.0844871302.

The spelling of 161064204 in words is "one hundred sixty-one million, sixty-four thousand, two hundred four".