80569134 has 32 divisors (see below), whose sum is σ = 185220000. Its totient is φ = 25929792.

The previous prime is 80569133. The next prime is 80569183. The reversal of 80569134 is 43196508.

80569134 is a `hidden beast` number, since 80 + 569 + 13 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80569133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24159 + ... + 27290.

It is an arithmetic number, because the mean of its divisors is an integer number (5788125).

Almost surely, 2^80569134 is an apocalyptic number.

80569134 is an abundant number, since it is smaller than the sum of its proper divisors (104650866).

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

80569134 is a wasteful number, since it uses less digits than its factorization.

80569134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51489 (or 51483 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 80569134 is about 8976.0310828339. The cubic root of 80569134 is about 431.9063261401.

The spelling of 80569134 in words is "eighty million, five hundred sixty-nine thousand, one hundred thirty-four".