45891744 has 24 divisors (see below), whose sum is σ = 120466080. Its totient is φ = 15297216.

The previous prime is 45891737. The next prime is 45891757. The reversal of 45891744 is 44719854.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 45891696 and 45891705.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238924 + ... + 239115.

It is an arithmetic number, because the mean of its divisors is an integer number (5019420).

Almost surely, 2^45891744 is an apocalyptic number.

It is an amenable number.

45891744 is an abundant number, since it is smaller than the sum of its proper divisors (74574336).

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

45891744 is a wasteful number, since it uses less digits than its factorization.

45891744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478052 (or 478044 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 45891744 is about 6774.3445439393. The cubic root of 45891744 is about 358.0234891946.

The spelling of 45891744 in words is "forty-five million, eight hundred ninety-one thousand, seven hundred forty-four".