156428000 has 48 divisors (see below), whose sum is σ = 384353424. Its totient is φ = 62569600.

The previous prime is 156427951. The next prime is 156428011. The reversal of 156428000 is 824651.

156428000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15554 + ... + 23553.

It is an arithmetic number, because the mean of its divisors is an integer number (8007363).

Almost surely, 2^156428000 is an apocalyptic number.

156428000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156428000 is an abundant number, since it is smaller than the sum of its proper divisors (227925424).

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

156428000 is an equidigital number, since it uses as much as digits as its factorization.

156428000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39132 (or 39114 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 156428000 is about 12507.1179733782. The cubic root of 156428000 is about 538.8131225577.

The spelling of 156428000 in words is "one hundred fifty-six million, four hundred twenty-eight thousand".