2242651731 has 16 divisors (see below), whose sum is σ = 3133858560. Its totient is φ = 1423841760.

The previous prime is 2242651729. The next prime is 2242651753. The reversal of 2242651731 is 1371562422.

It is not a de Polignac number, because 2242651731 - 2¹ = 2242651729 is a prime.

It is a super-2 number, since 2×2242651731² = 10058973573114592722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2242651692 and 2242651701.

It is not an unprimeable number, because it can be changed into a prime (2242651711) 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, 55165 + ... + 86766.

It is an arithmetic number, because the mean of its divisors is an integer number (195866160).

Almost surely, 2^2242651731 is an apocalyptic number.

2242651731 is a deficient number, since it is larger than the sum of its proper divisors (891206829).

2242651731 is a wasteful number, since it uses less digits than its factorization.

2242651731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142186.

The product of its digits is 20160, while the sum is 33.

The square root of 2242651731 is about 47356.6440006046. The cubic root of 2242651731 is about 1308.9426292782.

The spelling of 2242651731 in words is "two billion, two hundred forty-two million, six hundred fifty-one thousand, seven hundred thirty-one".