225451502 has 4 divisors (see below), whose sum is σ = 338177256. Its totient is φ = 112725750.

The previous prime is 225451477. The next prime is 225451553. The reversal of 225451502 is 205154522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 205154522 = 2 ⋅102577261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56362874 + ... + 56362877.

It is an arithmetic number, because the mean of its divisors is an integer number (84544314).

Almost surely, 2^225451502 is an apocalyptic number.

225451502 is a deficient number, since it is larger than the sum of its proper divisors (112725754).

225451502 is a wasteful number, since it uses less digits than its factorization.

225451502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112725753.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 225451502 is about 15015.0425240823. The cubic root of 225451502 is about 608.6267612683.

The spelling of 225451502 in words is "two hundred twenty-five million, four hundred fifty-one thousand, five hundred two".