47682431 has 2 divisors, whose sum is σ = 47682432. Its totient is φ = 47682430.

The previous prime is 47682389. The next prime is 47682449. The reversal of 47682431 is 13428674.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47682431 - 2⁶ = 47682367 is a prime.

It is a super-2 number, since 2×47682431² = 4547228452139522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 47682391 and 47682400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47682451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23841215 + 23841216.

It is an arithmetic number, because the mean of its divisors is an integer number (23841216).

Almost surely, 2^47682431 is an apocalyptic number.

47682431 is a deficient number, since it is larger than the sum of its proper divisors (1).

47682431 is an equidigital number, since it uses as much as digits as its factorization.

47682431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 35.

The square root of 47682431 is about 6905.2466284703. The cubic root of 47682431 is about 362.6208706718.

The spelling of 47682431 in words is "forty-seven million, six hundred eighty-two thousand, four hundred thirty-one".