2272131651 has 16 divisors (see below), whose sum is σ = 3209824800. Its totient is φ = 1424713728.

The previous prime is 2272131647. The next prime is 2272131661. The reversal of 2272131651 is 1561312722.

It is not a de Polignac number, because 2272131651 - 2² = 2272131647 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2272131661) 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, 68215 + ... + 95903.

It is an arithmetic number, because the mean of its divisors is an integer number (200614050).

Almost surely, 2^2272131651 is an apocalyptic number.

2272131651 is a deficient number, since it is larger than the sum of its proper divisors (937693149).

2272131651 is a wasteful number, since it uses less digits than its factorization.

2272131651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29318.

The product of its digits is 5040, while the sum is 30.

The square root of 2272131651 is about 47666.8821195597. The cubic root of 2272131651 is about 1314.6530818242.

The spelling of 2272131651 in words is "two billion, two hundred seventy-two million, one hundred thirty-one thousand, six hundred fifty-one".