45367765 has 4 divisors (see below), whose sum is σ = 54441324. Its totient is φ = 36294208.

The previous prime is 45367759. The next prime is 45367769. The reversal of 45367765 is 56776354.

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 10297681 + 35070084 = 3209^2 + 5922^2 .

It is a cyclic number.

It is not a de Polignac number, because 45367765 - 2³ = 45367757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45367769) 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, 4536772 + ... + 4536781.

It is an arithmetic number, because the mean of its divisors is an integer number (13610331).

Almost surely, 2^45367765 is an apocalyptic number.

It is an amenable number.

45367765 is a deficient number, since it is larger than the sum of its proper divisors (9073559).

45367765 is an equidigital number, since it uses as much as digits as its factorization.

45367765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9073558.

The product of its digits is 529200, while the sum is 43.

The square root of 45367765 is about 6735.5597391754. The cubic root of 45367765 is about 356.6556663371.

The spelling of 45367765 in words is "forty-five million, three hundred sixty-seven thousand, seven hundred sixty-five".