225637535 has 16 divisors (see below), whose sum is σ = 278117280. Its totient is φ = 175670400.

The previous prime is 225637513. The next prime is 225637537. The reversal of 225637535 is 535736522.

It is not a de Polignac number, because 225637535 - 2¹⁸ = 225375391 is a prime.

It is a super-3 number, since 3×225637535³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225637537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26009 + ... + 33581.

It is an arithmetic number, because the mean of its divisors is an integer number (17382330).

Almost surely, 2^225637535 is an apocalyptic number.

225637535 is a deficient number, since it is larger than the sum of its proper divisors (52479745).

225637535 is a wasteful number, since it uses less digits than its factorization.

225637535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7738.

The product of its digits is 189000, while the sum is 38.

The square root of 225637535 is about 15021.2361342201. The cubic root of 225637535 is about 608.7941195587.

The spelling of 225637535 in words is "two hundred twenty-five million, six hundred thirty-seven thousand, five hundred thirty-five".