2422047731 has 2 divisors, whose sum is σ = 2422047732. Its totient is φ = 2422047730.

The previous prime is 2422047707. The next prime is 2422047737. The reversal of 2422047731 is 1377402242.

2422047731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2422047731 is a prime.

It is a super-2 number, since 2×2422047731² = 11732630422484496722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2422047737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211023865 + 1211023866.

It is an arithmetic number, because the mean of its divisors is an integer number (1211023866).

Almost surely, 2^2422047731 is an apocalyptic number.

2422047731 is a deficient number, since it is larger than the sum of its proper divisors (1).

2422047731 is an equidigital number, since it uses as much as digits as its factorization.

2422047731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 2422047731 is about 49214.3041299986. The cubic root of 2422047731 is about 1342.9532642253.

Adding to 2422047731 its reverse (1377402242), we get a palindrome (3799449973).

The spelling of 2422047731 in words is "two billion, four hundred twenty-two million, forty-seven thousand, seven hundred thirty-one".