45791040 has 56 divisors (see below), whose sum is σ = 145389600. Its totient is φ = 12210688.

The previous prime is 45791033. The next prime is 45791051. The reversal of 45791040 is 4019754.

It is a happy number.

45791040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 45790989 and 45791007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22890 + ... + 24809.

Almost surely, 2^45791040 is an apocalyptic number.

45791040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45791040 is an abundant number, since it is smaller than the sum of its proper divisors (99598560).

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

45791040 is a wasteful number, since it uses less digits than its factorization.

45791040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47719 (or 47709 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 45791040 is about 6766.9077132764. The cubic root of 45791040 is about 357.7614173499.

The spelling of 45791040 in words is "forty-five million, seven hundred ninety-one thousand, forty".