225119664 has 240 divisors, whose sum is σ = 798520320. Its totient is φ = 57507840.

The previous prime is 225119659. The next prime is 225119677. The reversal of 225119664 is 466911522.

225119664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 875824 + ... + 876080.

It is an arithmetic number, because the mean of its divisors is an integer number (3327168).

Almost surely, 2^225119664 is an apocalyptic number.

225119664 is a gapful number since it is divisible by the number (24) 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 225119664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (399260160).

225119664 is an abundant number, since it is smaller than the sum of its proper divisors (573400656).

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

225119664 is a wasteful number, since it uses less digits than its factorization.

225119664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368 (or 359 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 225119664 is about 15003.9882697901. The cubic root of 225119664 is about 608.3280057247.

The spelling of 225119664 in words is "two hundred twenty-five million, one hundred nineteen thousand, six hundred sixty-four".