135766992 has 40 divisors (see below), whose sum is σ = 352852416. Its totient is φ = 44982016.

The previous prime is 135766987. The next prime is 135766997. The reversal of 135766992 is 299667531.

It is an interprime number because it is at equal distance from previous prime (135766987) and next prime (135766997).

It is a super-2 number, since 2×135766992² = 36865352233456128, 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 (135766997) 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, 453 + ... + 16484.

Almost surely, 2^135766992 is an apocalyptic number.

135766992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135766992 is an abundant number, since it is smaller than the sum of its proper divisors (217085424).

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

135766992 is a wasteful number, since it uses less digits than its factorization.

135766992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17115 (or 17109 counting only the distinct ones).

The product of its digits is 612360, while the sum is 48.

The square root of 135766992 is about 11651.9093714292. The cubic root of 135766992 is about 513.9624594707.

The spelling of 135766992 in words is "one hundred thirty-five million, seven hundred sixty-six thousand, nine hundred ninety-two".