156473842 has 8 divisors (see below), whose sum is σ = 268240896. Its totient is φ = 67060212.

The previous prime is 156473827. The next prime is 156473843. The reversal of 156473842 is 248374651.

156473842 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 = 156473795 and 156473804.

It is not an unprimeable number, because it can be changed into a prime (156473843) 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, 5588338 + ... + 5588365.

It is an arithmetic number, because the mean of its divisors is an integer number (33530112).

Almost surely, 2^156473842 is an apocalyptic number.

156473842 is a deficient number, since it is larger than the sum of its proper divisors (111767054).

156473842 is a wasteful number, since it uses less digits than its factorization.

156473842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11176712.

The product of its digits is 161280, while the sum is 40.

The square root of 156473842 is about 12508.9504755595. The cubic root of 156473842 is about 538.8657513682.

The spelling of 156473842 in words is "one hundred fifty-six million, four hundred seventy-three thousand, eight hundred forty-two".