47825951 has 2 divisors, whose sum is σ = 47825952. Its totient is φ = 47825950.

The previous prime is 47825923. The next prime is 47825971. The reversal of 47825951 is 15952874.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47825951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47825899 and 47825908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47825971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23912975 + 23912976.

It is an arithmetic number, because the mean of its divisors is an integer number (23912976).

Almost surely, 2^47825951 is an apocalyptic number.

47825951 is a deficient number, since it is larger than the sum of its proper divisors (1).

47825951 is an equidigital number, since it uses as much as digits as its factorization.

47825951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 41.

The square root of 47825951 is about 6915.6309184340. The cubic root of 47825951 is about 362.9843254292.

The spelling of 47825951 in words is "forty-seven million, eight hundred twenty-five thousand, nine hundred fifty-one".