156140532 has 36 divisors (see below), whose sum is σ = 399131460. Its totient is φ = 51460992.

The previous prime is 156140519. The next prime is 156140539. The reversal of 156140532 is 235041651.

156140532 is a `hidden beast` number, since 15 + 614 + 0 + 5 + 32 = 666.

156140532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 71978256 + 84162276 = 8484^2 + 9174^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 156140496 and 156140505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156140539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21163 + ... + 27570.

It is an arithmetic number, because the mean of its divisors is an integer number (11086985).

Almost surely, 2^156140532 is an apocalyptic number.

156140532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

156140532 is an abundant number, since it is smaller than the sum of its proper divisors (242990928).

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

156140532 is a wasteful number, since it uses less digits than its factorization.

156140532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48832 (or 48827 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 156140532 is about 12495.6205128037. The cubic root of 156140532 is about 538.4828609055.

The spelling of 156140532 in words is "one hundred fifty-six million, one hundred forty thousand, five hundred thirty-two".