45732709 has 8 divisors (see below), whose sum is σ = 49998528. Its totient is φ = 41484960.

The previous prime is 45732707. The next prime is 45732749. The reversal of 45732709 is 90723754.

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

It is not a de Polignac number, because 45732709 - 2¹ = 45732707 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 (45732707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089 + ... + 9625.

It is an arithmetic number, because the mean of its divisors is an integer number (6249816).

Almost surely, 2^45732709 is an apocalyptic number.

It is an amenable number.

45732709 is a deficient number, since it is larger than the sum of its proper divisors (4265819).

45732709 is a wasteful number, since it uses less digits than its factorization.

45732709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9035.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 45732709 is about 6762.5963209406. The cubic root of 45732709 is about 357.6094411214.

The spelling of 45732709 in words is "forty-five million, seven hundred thirty-two thousand, seven hundred nine".