45799993 has 4 divisors (see below), whose sum is σ = 46917108. Its totient is φ = 44682880.

The previous prime is 45799991. The next prime is 45800009. The reversal of 45799993 is 39999754.

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 22014864 + 23785129 = 4692^2 + 4877^2 .

It is a cyclic number.

It is not a de Polignac number, because 45799993 - 2¹ = 45799991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45799991) 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, 558496 + ... + 558577.

It is an arithmetic number, because the mean of its divisors is an integer number (11729277).

Almost surely, 2^45799993 is an apocalyptic number.

It is an amenable number.

45799993 is a deficient number, since it is larger than the sum of its proper divisors (1117115).

45799993 is a wasteful number, since it uses less digits than its factorization.

45799993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117114.

The product of its digits is 2755620, while the sum is 55.

The square root of 45799993 is about 6767.5692091031. The cubic root of 45799993 is about 357.7847321675.

The spelling of 45799993 in words is "forty-five million, seven hundred ninety-nine thousand, nine hundred ninety-three".