156093242 has 8 divisors (see below), whose sum is σ = 234362100. Its totient is φ = 77972544.

The previous prime is 156093241. The next prime is 156093271. The reversal of 156093242 is 242390651.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 150528361 + 5564881 = 12269^2 + 2359^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 156093199 and 156093208.

It is not an unprimeable number, because it can be changed into a prime (156093241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34367 + ... + 38642.

Almost surely, 2^156093242 is an apocalyptic number.

156093242 is a deficient number, since it is larger than the sum of its proper divisors (78268858).

156093242 is a wasteful number, since it uses less digits than its factorization.

156093242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74080.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 156093242 is about 12493.7281065341. The cubic root of 156093242 is about 538.4284923069.

The spelling of 156093242 in words is "one hundred fifty-six million, ninety-three thousand, two hundred forty-two".