134205864 has 32 divisors (see below), whose sum is σ = 361324320. Its totient is φ = 41294016.

The previous prime is 134205857. The next prime is 134205893. The reversal of 134205864 is 468502431.

It is a super-2 number, since 2×134205864² = 36022427863972992, which contains 22 as substring.

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, 214762 + ... + 215385.

It is an arithmetic number, because the mean of its divisors is an integer number (11291385).

Almost surely, 2^134205864 is an apocalyptic number.

It is an amenable number.

134205864 is an abundant number, since it is smaller than the sum of its proper divisors (227118456).

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

134205864 is a wasteful number, since it uses less digits than its factorization.

134205864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430169 (or 430165 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 134205864 is about 11584.7254607090. The cubic root of 134205864 is about 511.9849136994.

The spelling of 134205864 in words is "one hundred thirty-four million, two hundred five thousand, eight hundred sixty-four".