135592740 has 144 divisors (see below), whose sum is σ = 443963520. Its totient is φ = 33384960.

The previous prime is 135592739. The next prime is 135592757. The reversal of 135592740 is 47295531.

It is a super-2 number, since 2×135592740² = 36770782281415200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 135592695 and 135592704.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139737 + ... + 140703.

It is an arithmetic number, because the mean of its divisors is an integer number (3083080).

Almost surely, 2^135592740 is an apocalyptic number.

135592740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135592740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221981760).

135592740 is an abundant number, since it is smaller than the sum of its proper divisors (308370780).

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

135592740 is a wasteful number, since it uses less digits than its factorization.

135592740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1037 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 135592740 is about 11644.4295695410. The cubic root of 135592740 is about 513.7424812866.

The spelling of 135592740 in words is "one hundred thirty-five million, five hundred ninety-two thousand, seven hundred forty".