45731465 has 8 divisors (see below), whose sum is σ = 59099208. Its totient is φ = 33770880.

The previous prime is 45731449. The next prime is 45731467. The reversal of 45731465 is 56413754.

It can be written as a sum of positive squares in 4 ways, for example, as 425104 + 45306361 = 652^2 + 6731^2 .

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

It is not a de Polignac number, because 45731465 - 2⁴ = 45731449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45731467) 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, 351716 + ... + 351845.

It is an arithmetic number, because the mean of its divisors is an integer number (7387401).

Almost surely, 2^45731465 is an apocalyptic number.

It is an amenable number.

45731465 is a deficient number, since it is larger than the sum of its proper divisors (13367743).

45731465 is a wasteful number, since it uses less digits than its factorization.

45731465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703579.

The product of its digits is 50400, while the sum is 35.

The square root of 45731465 is about 6762.5043438064. The cubic root of 45731465 is about 357.6061985831.

The spelling of 45731465 in words is "forty-five million, seven hundred thirty-one thousand, four hundred sixty-five".