45720867 has 8 divisors (see below), whose sum is σ = 61871296. Its totient is φ = 30025512.

The previous prime is 45720839. The next prime is 45720881. The reversal of 45720867 is 76802754.

45720867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45720867 - 2⁸ = 45720611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45720827) 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 7 ways as a sum of consecutive naturals, for example, 113533 + ... + 113934.

It is an arithmetic number, because the mean of its divisors is an integer number (7733912).

Almost surely, 2^45720867 is an apocalyptic number.

45720867 is a deficient number, since it is larger than the sum of its proper divisors (16150429).

45720867 is a wasteful number, since it uses less digits than its factorization.

45720867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227537.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 45720867 is about 6761.7207129547. The cubic root of 45720867 is about 357.5785720661.

The spelling of 45720867 in words is "forty-five million, seven hundred twenty thousand, eight hundred sixty-seven".