156004242 has 8 divisors (see below), whose sum is σ = 312008496. Its totient is φ = 52001412.

The previous prime is 156004241. The next prime is 156004243. The reversal of 156004242 is 242400651.

156004242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (156004241) and next prime (156004243).

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

156004242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (156004241) 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, 13000348 + ... + 13000359.

It is an arithmetic number, because the mean of its divisors is an integer number (39001062).

Almost surely, 2^156004242 is an apocalyptic number.

156004242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

156004242 is a wasteful number, since it uses less digits than its factorization.

156004242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26000712.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 156004242 is about 12490.1658115495. The cubic root of 156004242 is about 538.3261405636.

Adding to 156004242 its reverse (242400651), we get a palindrome (398404893).

The spelling of 156004242 in words is "one hundred fifty-six million, four thousand, two hundred forty-two".