134992992 has 48 divisors (see below), whose sum is σ = 363010032. Its totient is φ = 43898880.

The previous prime is 134992927. The next prime is 134992993. The reversal of 134992992 is 299299431.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×134992992² = 36446215778224128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134992993) 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, 13213 + ... + 21084.

It is an arithmetic number, because the mean of its divisors is an integer number (7562709).

Almost surely, 2^134992992 is an apocalyptic number.

134992992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134992992 is an abundant number, since it is smaller than the sum of its proper divisors (228017040).

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

134992992 is a wasteful number, since it uses less digits than its factorization.

134992992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34351 (or 34343 counting only the distinct ones).

The product of its digits is 314928, while the sum is 48.

The square root of 134992992 is about 11618.6484584051. The cubic root of 134992992 is about 512.9839071743.

The spelling of 134992992 in words is "one hundred thirty-four million, nine hundred ninety-two thousand, nine hundred ninety-two".