156941642 has 32 divisors (see below), whose sum is σ = 284062464. Its totient is φ = 64065600.

The previous prime is 156941633. The next prime is 156941669. The reversal of 156941642 is 246149651.

It is a junction number, because it is equal to n+sod(n) for n = 156941596 and 156941605.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3167 + ... + 17997.

It is an arithmetic number, because the mean of its divisors is an integer number (8876952).

Almost surely, 2^156941642 is an apocalyptic number.

156941642 is a deficient number, since it is larger than the sum of its proper divisors (127120822).

156941642 is a wasteful number, since it uses less digits than its factorization.

156941642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14894.

The product of its digits is 51840, while the sum is 38.

The square root of 156941642 is about 12527.6351319792. The cubic root of 156941642 is about 539.4022214496.

The spelling of 156941642 in words is "one hundred fifty-six million, nine hundred forty-one thousand, six hundred forty-two".