214156544 has 72 divisors (see below), whose sum is σ = 492914688. Its totient is φ = 90961920.

The previous prime is 214156513. The next prime is 214156577. The reversal of 214156544 is 445651412.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 214156544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227114 + ... + 228054.

Almost surely, 2^214156544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214156544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246457344).

214156544 is an abundant number, since it is smaller than the sum of its proper divisors (278758144).

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

214156544 is an equidigital number, since it uses as much as digits as its factorization.

214156544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091 (or 1077 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 214156544 is about 14634.0884239504. The cubic root of 214156544 is about 598.2882172738.

It can be divided in two parts, 2141 and 56544, that added together give a palindrome (58685).

The spelling of 214156544 in words is "two hundred fourteen million, one hundred fifty-six thousand, five hundred forty-four".