156220546 has 8 divisors (see below), whose sum is σ = 246664080. Its totient is φ = 73999188.

The previous prime is 156220529. The next prime is 156220567. The reversal of 156220546 is 645022651.

156220546 is digitally balanced in base 2, 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2055496 + ... + 2055571.

It is an arithmetic number, because the mean of its divisors is an integer number (30833010).

Almost surely, 2^156220546 is an apocalyptic number.

156220546 is a deficient number, since it is larger than the sum of its proper divisors (90443534).

156220546 is a wasteful number, since it uses less digits than its factorization.

156220546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111088.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 156220546 is about 12498.8217844723. The cubic root of 156220546 is about 538.5748267975.

The spelling of 156220546 in words is "one hundred fifty-six million, two hundred twenty thousand, five hundred forty-six".