94471957 has 2 divisors, whose sum is σ = 94471958. Its totient is φ = 94471956.

The previous prime is 94471813. The next prime is 94471969. The reversal of 94471957 is 75917449.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94458961 + 12996 = 9719^2 + 114^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94471957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94471997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47235978 + 47235979.

It is an arithmetic number, because the mean of its divisors is an integer number (47235979).

Almost surely, 2^94471957 is an apocalyptic number.

It is an amenable number.

94471957 is a deficient number, since it is larger than the sum of its proper divisors (1).

94471957 is an equidigital number, since it uses as much as digits as its factorization.

94471957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 46.

The square root of 94471957 is about 9719.6685643081. The cubic root of 94471957 is about 455.4432857341.

The spelling of 94471957 in words is "ninety-four million, four hundred seventy-one thousand, nine hundred fifty-seven".