2472409847 has 2 divisors, whose sum is σ = 2472409848. Its totient is φ = 2472409846.

The previous prime is 2472409843. The next prime is 2472409861. The reversal of 2472409847 is 7489042742.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2472409847 - 2² = 2472409843 is a prime.

It is a super-2 number, since 2×2472409847² = 12225620903085126818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2472409843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1236204923 + 1236204924.

It is an arithmetic number, because the mean of its divisors is an integer number (1236204924).

Almost surely, 2^2472409847 is an apocalyptic number.

2472409847 is a deficient number, since it is larger than the sum of its proper divisors (1).

2472409847 is an equidigital number, since it uses as much as digits as its factorization.

2472409847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 903168, while the sum is 47.

The square root of 2472409847 is about 49723.3330238430. Note that the first 3 decimals coincide. The cubic root of 2472409847 is about 1352.1975816112.

The spelling of 2472409847 in words is "two billion, four hundred seventy-two million, four hundred nine thousand, eight hundred forty-seven".