225072330 has 32 divisors (see below), whose sum is σ = 617341824. Its totient is φ = 51445056.

The previous prime is 225072311. The next prime is 225072349. The reversal of 225072330 is 33270522.

225072330 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (225072311) and next prime (225072349).

It is a self number, because there is not a number n which added to its sum of digits gives 225072330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 535677 + ... + 536096.

It is an arithmetic number, because the mean of its divisors is an integer number (19291932).

Almost surely, 2^225072330 is an apocalyptic number.

225072330 is an abundant number, since it is smaller than the sum of its proper divisors (392269494).

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

225072330 is a wasteful number, since it uses less digits than its factorization.

225072330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071790.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 225072330 is about 15002.4108062671. The cubic root of 225072330 is about 608.2853667482.

The spelling of 225072330 in words is "two hundred twenty-five million, seventy-two thousand, three hundred thirty".