156054522 has 16 divisors (see below), whose sum is σ = 336117600. Its totient is φ = 48016752.

The previous prime is 156054511. The next prime is 156054529. The reversal of 156054522 is 225450651.

It is a self number, because there is not a number n which added to its sum of digits gives 156054522.

It is not an unprimeable number, because it can be changed into a prime (156054529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000272 + ... + 1000427.

It is an arithmetic number, because the mean of its divisors is an integer number (21007350).

Almost surely, 2^156054522 is an apocalyptic number.

156054522 is an abundant number, since it is smaller than the sum of its proper divisors (180063078).

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

156054522 is a wasteful number, since it uses less digits than its factorization.

156054522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000717.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 156054522 is about 12492.1784329235. The cubic root of 156054522 is about 538.3839683308.

The spelling of 156054522 in words is "one hundred fifty-six million, fifty-four thousand, five hundred twenty-two".