45599091 has 8 divisors (see below), whose sum is σ = 60907920. Its totient is φ = 30344832.

The previous prime is 45599077. The next prime is 45599143. The reversal of 45599091 is 19099554.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45599091 - 2¹⁰ = 45598067 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (45599051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11650 + ... + 15063.

It is an arithmetic number, because the mean of its divisors is an integer number (7613490).

Almost surely, 2^45599091 is an apocalyptic number.

45599091 is a deficient number, since it is larger than the sum of its proper divisors (15308829).

45599091 is a wasteful number, since it uses less digits than its factorization.

45599091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27285.

The product of its (nonzero) digits is 72900, while the sum is 42.

The square root of 45599091 is about 6752.7099004770. The cubic root of 45599091 is about 357.2608236059.

The spelling of 45599091 in words is "forty-five million, five hundred ninety-nine thousand, ninety-one".