228150475 has 24 divisors (see below), whose sum is σ = 330851840. Its totient is φ = 152802720.

The previous prime is 228150469. The next prime is 228150479. The reversal of 228150475 is 574051822.

It is a happy number.

It is not a de Polignac number, because 228150475 - 2⁵ = 228150443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 228150475.

It is not an unprimeable number, because it can be changed into a prime (228150479) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7635 + ... + 22684.

Almost surely, 2^228150475 is an apocalyptic number.

228150475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

228150475 is a deficient number, since it is larger than the sum of its proper divisors (102701365).

228150475 is a wasteful number, since it uses less digits than its factorization.

228150475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30379 (or 30374 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 228150475 is about 15104.6507738511. The cubic root of 228150475 is about 611.0458409323.

The spelling of 228150475 in words is "two hundred twenty-eight million, one hundred fifty thousand, four hundred seventy-five".