94947817 has 4 divisors (see below), whose sum is σ = 95035780. Its totient is φ = 94859856.

The previous prime is 94947793. The next prime is 94947821. The reversal of 94947817 is 71874949.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 70157376 + 24790441 = 8376^2 + 4979^2 .

It is a cyclic number.

It is not a de Polignac number, because 94947817 - 2¹¹ = 94945769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94947877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42342 + ... + 44527.

It is an arithmetic number, because the mean of its divisors is an integer number (23758945).

Almost surely, 2^94947817 is an apocalyptic number.

It is an amenable number.

94947817 is a deficient number, since it is larger than the sum of its proper divisors (87963).

94947817 is a wasteful number, since it uses less digits than its factorization.

94947817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87962.

The product of its digits is 508032, while the sum is 49.

The square root of 94947817 is about 9744.1170456845. The cubic root of 94947817 is about 456.2067022902.

The spelling of 94947817 in words is "ninety-four million, nine hundred forty-seven thousand, eight hundred seventeen".