47461957 has 2 divisors, whose sum is σ = 47461958. Its totient is φ = 47461956.

The previous prime is 47461933. The next prime is 47461987. The reversal of 47461957 is 75916474.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37564641 + 9897316 = 6129^2 + 3146^2 .

It is a cyclic number.

It is not a de Polignac number, because 47461957 - 2¹⁵ = 47429189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47461907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23730978 + 23730979.

It is an arithmetic number, because the mean of its divisors is an integer number (23730979).

Almost surely, 2^47461957 is an apocalyptic number.

It is an amenable number.

47461957 is a deficient number, since it is larger than the sum of its proper divisors (1).

47461957 is an equidigital number, since it uses as much as digits as its factorization.

47461957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

The square root of 47461957 is about 6889.2638939149. The cubic root of 47461957 is about 362.0611116469.

The spelling of 47461957 in words is "forty-seven million, four hundred sixty-one thousand, nine hundred fifty-seven".