225621762 has 16 divisors (see below), whose sum is σ = 452060352. Its totient is φ = 75071120.

The previous prime is 225621707. The next prime is 225621787. The reversal of 225621762 is 267126522.

225621762 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 30414 + ... + 37097.

It is an arithmetic number, because the mean of its divisors is an integer number (28253772).

Almost surely, 2^225621762 is an apocalyptic number.

225621762 is an abundant number, since it is smaller than the sum of its proper divisors (226438590).

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

225621762 is a wasteful number, since it uses less digits than its factorization.

225621762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68073.

The product of its digits is 20160, while the sum is 33.

The square root of 225621762 is about 15020.7111016756. The cubic root of 225621762 is about 608.7799334830.

The spelling of 225621762 in words is "two hundred twenty-five million, six hundred twenty-one thousand, seven hundred sixty-two".