45447753 has 16 divisors (see below), whose sum is σ = 68694080. Its totient is φ = 26495424.

The previous prime is 45447751. The next prime is 45447757. The reversal of 45447753 is 35774454.

It is not a de Polignac number, because 45447753 - 2¹ = 45447751 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (45447751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29926 + ... + 31407.

It is an arithmetic number, because the mean of its divisors is an integer number (4293380).

Almost surely, 2^45447753 is an apocalyptic number.

It is an amenable number.

45447753 is a deficient number, since it is larger than the sum of its proper divisors (23246327).

45447753 is a wasteful number, since it uses less digits than its factorization.

45447753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61368.

The product of its digits is 235200, while the sum is 39.

The square root of 45447753 is about 6741.4948639007. The cubic root of 45447753 is about 356.8651500518.

The spelling of 45447753 in words is "forty-five million, four hundred forty-seven thousand, seven hundred fifty-three".