225454245 has 16 divisors (see below), whose sum is σ = 361053312. Its totient is φ = 120133440.

The previous prime is 225454241. The next prime is 225454249. The reversal of 225454245 is 542454522.

It is an interprime number because it is at equal distance from previous prime (225454241) and next prime (225454249).

It is not a de Polignac number, because 225454245 - 2² = 225454241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225454241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12000 + ... + 24390.

It is an arithmetic number, because the mean of its divisors is an integer number (22565832).

Almost surely, 2^225454245 is an apocalyptic number.

It is an amenable number.

225454245 is a deficient number, since it is larger than the sum of its proper divisors (135599067).

225454245 is a wasteful number, since it uses less digits than its factorization.

225454245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13612.

The product of its digits is 64000, while the sum is 33.

The square root of 225454245 is about 15015.1338655371. The cubic root of 225454245 is about 608.6292295840.

The spelling of 225454245 in words is "two hundred twenty-five million, four hundred fifty-four thousand, two hundred forty-five".