225745462 has 4 divisors (see below), whose sum is σ = 338618196. Its totient is φ = 112872730.

The previous prime is 225745447. The next prime is 225745463. The reversal of 225745462 is 264547522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 264547522 = 2 ⋅132273761.

It is a super-2 number, since 2×225745462² = 101922027227186888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225745463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56436364 + ... + 56436367.

It is an arithmetic number, because the mean of its divisors is an integer number (84654549).

Almost surely, 2^225745462 is an apocalyptic number.

225745462 is a deficient number, since it is larger than the sum of its proper divisors (112872734).

225745462 is a wasteful number, since it uses less digits than its factorization.

225745462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112872733.

The product of its digits is 134400, while the sum is 37.

The square root of 225745462 is about 15024.8281853737. The cubic root of 225745462 is about 608.8911702698.

The spelling of 225745462 in words is "two hundred twenty-five million, seven hundred forty-five thousand, four hundred sixty-two".