94381565 has 4 divisors (see below), whose sum is σ = 113257884. Its totient is φ = 75505248.

The previous prime is 94381559. The next prime is 94381583. The reversal of 94381565 is 56518349.

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 24542116 + 69839449 = 4954^2 + 8357^2 .

It is a cyclic number.

It is not a de Polignac number, because 94381565 - 2¹⁰ = 94380541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9438152 + ... + 9438161.

It is an arithmetic number, because the mean of its divisors is an integer number (28314471).

Almost surely, 2^94381565 is an apocalyptic number.

It is an amenable number.

94381565 is a deficient number, since it is larger than the sum of its proper divisors (18876319).

94381565 is a wasteful number, since it uses less digits than its factorization.

94381565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18876318.

The product of its digits is 129600, while the sum is 41.

The square root of 94381565 is about 9715.0174986976. The cubic root of 94381565 is about 455.2979813569.

The spelling of 94381565 in words is "ninety-four million, three hundred eighty-one thousand, five hundred sixty-five".