94045591 has 4 divisors (see below), whose sum is σ = 95587384. Its totient is φ = 92503800.

The previous prime is 94045583. The next prime is 94045607. The reversal of 94045591 is 19554049.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19554049 = 313 ⋅62473.

It is a cyclic number.

It is not a de Polignac number, because 94045591 - 2³ = 94045583 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 94045591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94045531) 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, 770805 + ... + 770926.

It is an arithmetic number, because the mean of its divisors is an integer number (23896846).

Almost surely, 2^94045591 is an apocalyptic number.

94045591 is a deficient number, since it is larger than the sum of its proper divisors (1541793).

94045591 is a wasteful number, since it uses less digits than its factorization.

94045591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1541792.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 94045591 is about 9697.7106061173. The cubic root of 94045591 is about 454.7570912901.

The spelling of 94045591 in words is "ninety-four million, forty-five thousand, five hundred ninety-one".