45576591 has 4 divisors (see below), whose sum is σ = 60768792. Its totient is φ = 30384392.

The previous prime is 45576589. The next prime is 45576599. The reversal of 45576591 is 19567554.

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

It is a cyclic number.

It is not a de Polignac number, because 45576591 - 2¹ = 45576589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45576599) 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, 7596096 + ... + 7596101.

It is an arithmetic number, because the mean of its divisors is an integer number (15192198).

Almost surely, 2^45576591 is an apocalyptic number.

45576591 is a deficient number, since it is larger than the sum of its proper divisors (15192201).

45576591 is a wasteful number, since it uses less digits than its factorization.

45576591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15192200.

The product of its digits is 189000, while the sum is 42.

The square root of 45576591 is about 6751.0436970886. The cubic root of 45576591 is about 357.2020527632.

The spelling of 45576591 in words is "forty-five million, five hundred seventy-six thousand, five hundred ninety-one".