156040530 has 32 divisors (see below), whose sum is σ = 375940224. Its totient is φ = 41450496.

The previous prime is 156040529. The next prime is 156040537. The reversal of 156040530 is 35040651.

156040530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 156040530.

It is not an unprimeable number, because it can be changed into a prime (156040537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1999 + ... + 17778.

It is an arithmetic number, because the mean of its divisors is an integer number (11748132).

Almost surely, 2^156040530 is an apocalyptic number.

156040530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

156040530 is an abundant number, since it is smaller than the sum of its proper divisors (219899694).

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

156040530 is a wasteful number, since it uses less digits than its factorization.

156040530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20050.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 156040530 is about 12491.6183899445. The cubic root of 156040530 is about 538.3678771734.

The spelling of 156040530 in words is "one hundred fifty-six million, forty thousand, five hundred thirty".