225889037 has 4 divisors (see below), whose sum is σ = 246424416. Its totient is φ = 205353660.

The previous prime is 225889009. The next prime is 225889057. The reversal of 225889037 is 730988522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 225889037 - 2⁶ = 225888973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225889057) 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, 10267673 + ... + 10267694.

It is an arithmetic number, because the mean of its divisors is an integer number (61606104).

Almost surely, 2^225889037 is an apocalyptic number.

It is an amenable number.

225889037 is a deficient number, since it is larger than the sum of its proper divisors (20535379).

225889037 is a wasteful number, since it uses less digits than its factorization.

225889037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20535378.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 225889037 is about 15029.6053507735. The cubic root of 225889037 is about 609.0202286379.

The spelling of 225889037 in words is "two hundred twenty-five million, eight hundred eighty-nine thousand, thirty-seven".