156612342 has 16 divisors (see below), whose sum is σ = 321690672. Its totient is φ = 50793120.

The previous prime is 156612329. The next prime is 156612343. The reversal of 156612342 is 243216651.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156612343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352509 + ... + 352952.

It is an arithmetic number, because the mean of its divisors is an integer number (20105667).

Almost surely, 2^156612342 is an apocalyptic number.

156612342 is an abundant number, since it is smaller than the sum of its proper divisors (165078330).

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

156612342 is a wasteful number, since it uses less digits than its factorization.

156612342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705503.

The product of its digits is 8640, while the sum is 30.

The square root of 156612342 is about 12514.4852870584. The cubic root of 156612342 is about 539.0246935838.

Adding to 156612342 its reverse (243216651), we get a palindrome (399828993).

The spelling of 156612342 in words is "one hundred fifty-six million, six hundred twelve thousand, three hundred forty-two".