225114945 has 32 divisors (see below), whose sum is σ = 413614080. Its totient is φ = 103400640.

The previous prime is 225114941. The next prime is 225114971. The reversal of 225114945 is 549411522.

It is not a de Polignac number, because 225114945 - 2² = 225114941 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (225114941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32769 + ... + 39038.

It is an arithmetic number, because the mean of its divisors is an integer number (12925440).

Almost surely, 2^225114945 is an apocalyptic number.

It is an amenable number.

225114945 is a deficient number, since it is larger than the sum of its proper divisors (188499135).

225114945 is a wasteful number, since it uses less digits than its factorization.

225114945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71845.

The product of its digits is 14400, while the sum is 33.

The square root of 225114945 is about 15003.8310107785. The cubic root of 225114945 is about 608.3237550670.

The spelling of 225114945 in words is "two hundred twenty-five million, one hundred fourteen thousand, nine hundred forty-five".