45206579 has 4 divisors (see below), whose sum is σ = 49316280. Its totient is φ = 41096880.

The previous prime is 45206573. The next prime is 45206591. The reversal of 45206579 is 97560254.

It is a happy number.

45206579 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-45206579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45206573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2054834 + ... + 2054855.

It is an arithmetic number, because the mean of its divisors is an integer number (12329070).

Almost surely, 2^45206579 is an apocalyptic number.

45206579 is a deficient number, since it is larger than the sum of its proper divisors (4109701).

45206579 is a wasteful number, since it uses less digits than its factorization.

45206579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4109700.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 45206579 is about 6723.5837914017. The cubic root of 45206579 is about 356.2327807826.

The spelling of 45206579 in words is "forty-five million, two hundred six thousand, five hundred seventy-nine".