45749382 has 32 divisors (see below), whose sum is σ = 105753600. Its totient is φ = 12923328.

The previous prime is 45749311. The next prime is 45749387. The reversal of 45749382 is 28394754.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45749387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2382 + ... + 9857.

It is an arithmetic number, because the mean of its divisors is an integer number (3304800).

Almost surely, 2^45749382 is an apocalyptic number.

45749382 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

45749382 is an abundant number, since it is smaller than the sum of its proper divisors (60004218).

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

45749382 is a wasteful number, since it uses less digits than its factorization.

45749382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12340.

The product of its digits is 241920, while the sum is 42.

The square root of 45749382 is about 6763.8289452055. The cubic root of 45749382 is about 357.6528943223.

The spelling of 45749382 in words is "forty-five million, seven hundred forty-nine thousand, three hundred eighty-two".