4247677631 has 2 divisors, whose sum is σ = 4247677632. Its totient is φ = 4247677630.

The previous prime is 4247677583. The next prime is 4247677661. The reversal of 4247677631 is 1367767424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4247677631 is a prime.

It is a super-2 number, since 2×4247677631² = 36085530513795544322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4247677661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2123838815 + 2123838816.

It is an arithmetic number, because the mean of its divisors is an integer number (2123838816).

Almost surely, 2^4247677631 is an apocalyptic number.

4247677631 is a deficient number, since it is larger than the sum of its proper divisors (1).

4247677631 is an equidigital number, since it uses as much as digits as its factorization.

4247677631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1185408, while the sum is 47.

The square root of 4247677631 is about 65174.2098609565. The cubic root of 4247677631 is about 1619.5108047631.

The spelling of 4247677631 in words is "four billion, two hundred forty-seven million, six hundred seventy-seven thousand, six hundred thirty-one".