134866392 has 32 divisors (see below), whose sum is σ = 338078400. Its totient is φ = 44833824.

The previous prime is 134866387. The next prime is 134866393. The reversal of 134866392 is 293668431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134866393) 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, 1683 + ... + 16509.

It is an arithmetic number, because the mean of its divisors is an integer number (10564950).

Almost surely, 2^134866392 is an apocalyptic number.

134866392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134866392 is an abundant number, since it is smaller than the sum of its proper divisors (203212008).

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

134866392 is a wasteful number, since it uses less digits than its factorization.

134866392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15215 (or 15211 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The square root of 134866392 is about 11613.1990424689. The cubic root of 134866392 is about 512.8234937230.

The spelling of 134866392 in words is "one hundred thirty-four million, eight hundred sixty-six thousand, three hundred ninety-two".