2427917247 has 24 divisors (see below), whose sum is σ = 4156437376. Its totient is φ = 1387380312.

The previous prime is 2427917243. The next prime is 2427917249. The reversal of 2427917247 is 7427197242.

It is not a de Polignac number, because 2427917247 - 2² = 2427917243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2427917243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 711973 + ... + 715374.

Almost surely, 2^2427917247 is an apocalyptic number.

2427917247 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2427917247 is a deficient number, since it is larger than the sum of its proper divisors (1728520129).

2427917247 is an equidigital number, since it uses as much as digits as its factorization.

2427917247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427369 (or 1427357 counting only the distinct ones).

The product of its digits is 395136, while the sum is 45.

The square root of 2427917247 is about 49273.9002617004. The cubic root of 2427917247 is about 1344.0372129763.

The spelling of 2427917247 in words is "two billion, four hundred twenty-seven million, nine hundred seventeen thousand, two hundred forty-seven".