156022200 has 120 divisors (see below), whose sum is σ = 541944480. Its totient is φ = 41601600.

The previous prime is 156022171. The next prime is 156022211. The reversal of 156022200 is 2220651.

156022200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 11385 + ... + 21015.

It is an arithmetic number, because the mean of its divisors is an integer number (4516204).

Almost surely, 2^156022200 is an apocalyptic number.

156022200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156022200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270972240).

156022200 is an abundant number, since it is smaller than the sum of its proper divisors (385922280).

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

156022200 is a wasteful number, since it uses less digits than its factorization.

156022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9659 (or 9641 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 156022200 is about 12490.8846764351. The cubic root of 156022200 is about 538.3467957496.

Adding to 156022200 its reverse (2220651), we get a palindrome (158242851).

The spelling of 156022200 in words is "one hundred fifty-six million, twenty-two thousand, two hundred".