45727734 has 32 divisors (see below), whose sum is σ = 99429120. Its totient is φ = 13936032.

The previous prime is 45727733. The next prime is 45727741. The reversal of 45727734 is 43772754.

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

It is a junction number, because it is equal to n+sod(n) for n = 45727692 and 45727701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45727733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5607 + ... + 11085.

It is an arithmetic number, because the mean of its divisors is an integer number (3107160).

Almost surely, 2^45727734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45727734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49714560).

45727734 is an abundant number, since it is smaller than the sum of its proper divisors (53701386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45727734 is a wasteful number, since it uses less digits than its factorization.

45727734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5604.

The product of its digits is 164640, while the sum is 39.

The square root of 45727734 is about 6762.2284788374. The cubic root of 45727734 is about 357.5964732222.

The spelling of 45727734 in words is "forty-five million, seven hundred twenty-seven thousand, seven hundred thirty-four".