225072051 has 8 divisors (see below), whose sum is σ = 300740544. Its totient is φ = 149725800.

The previous prime is 225072047. The next prime is 225072131. The reversal of 225072051 is 150270522.

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

It is not a de Polignac number, because 225072051 - 2² = 225072047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225072751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78925 + ... + 81726.

It is an arithmetic number, because the mean of its divisors is an integer number (37592568).

Almost surely, 2^225072051 is an apocalyptic number.

225072051 is a deficient number, since it is larger than the sum of its proper divisors (75668493).

225072051 is a wasteful number, since it uses less digits than its factorization.

225072051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161121.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 225072051 is about 15002.4015077587. The cubic root of 225072051 is about 608.2851154043.

The spelling of 225072051 in words is "two hundred twenty-five million, seventy-two thousand, fifty-one".