225890626 has 8 divisors (see below), whose sum is σ = 364900284. Its totient is φ = 104257200.

The previous prime is 225890617. The next prime is 225890627. The reversal of 225890626 is 626098522.

225890626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 223472601 + 2418025 = 14949^2 + 1555^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×225890626³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (225890627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4344025 + ... + 4344076.

Almost surely, 2^225890626 is an apocalyptic number.

225890626 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

225890626 is a deficient number, since it is larger than the sum of its proper divisors (139009658).

225890626 is a wasteful number, since it uses less digits than its factorization.

225890626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8688116.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 225890626 is about 15029.6582130134. The cubic root of 225890626 is about 609.0216566707.

The spelling of 225890626 in words is "two hundred twenty-five million, eight hundred ninety thousand, six hundred twenty-six".