45787679 has 4 divisors (see below), whose sum is σ = 52328784. Its totient is φ = 39246576.

The previous prime is 45787669. The next prime is 45787699. The reversal of 45787679 is 97678754.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97678754 = 2 ⋅48839377.

It is a cyclic number.

It is not a de Polignac number, because 45787679 - 2²⁴ = 29010463 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 45787679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45787639) 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, 3270542 + ... + 3270555.

It is an arithmetic number, because the mean of its divisors is an integer number (13082196).

Almost surely, 2^45787679 is an apocalyptic number.

45787679 is a deficient number, since it is larger than the sum of its proper divisors (6541105).

45787679 is an equidigital number, since it uses as much as digits as its factorization.

45787679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6541104.

The product of its digits is 2963520, while the sum is 53.

The square root of 45787679 is about 6766.6593678122. The cubic root of 45787679 is about 357.7526640687.

The spelling of 45787679 in words is "forty-five million, seven hundred eighty-seven thousand, six hundred seventy-nine".