2472437257 has 2 divisors, whose sum is σ = 2472437258. Its totient is φ = 2472437256.

The previous prime is 2472437239. The next prime is 2472437267. The reversal of 2472437257 is 7527342742.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2389645456 + 82791801 = 48884^2 + 9099^2 .

It is a cyclic number.

It is not a de Polignac number, because 2472437257 - 2⁷ = 2472437129 is a prime.

It is a super-2 number, since 2×2472437257² = 12225891979603368098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2472437207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1236218628 + 1236218629.

It is an arithmetic number, because the mean of its divisors is an integer number (1236218629).

Almost surely, 2^2472437257 is an apocalyptic number.

It is an amenable number.

2472437257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2472437257 is an equidigital number, since it uses as much as digits as its factorization.

2472437257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 658560, while the sum is 43.

The square root of 2472437257 is about 49723.6086482065. The cubic root of 2472437257 is about 1352.2025785711.

Adding to 2472437257 its reverse (7527342742), we get a palindrome (9999779999).

The spelling of 2472437257 in words is "two billion, four hundred seventy-two million, four hundred thirty-seven thousand, two hundred fifty-seven".