45891382 has 16 divisors (see below), whose sum is σ = 71577072. Its totient is φ = 22049280.

The previous prime is 45891367. The next prime is 45891389. The reversal of 45891382 is 28319854.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45891389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1318 + ... + 9670.

It is an arithmetic number, because the mean of its divisors is an integer number (4473567).

Almost surely, 2^45891382 is an apocalyptic number.

45891382 is a deficient number, since it is larger than the sum of its proper divisors (25685690).

45891382 is a wasteful number, since it uses less digits than its factorization.

45891382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8463.

The product of its digits is 69120, while the sum is 40.

The square root of 45891382 is about 6774.3178254345. The cubic root of 45891382 is about 358.0225478136.

The spelling of 45891382 in words is "forty-five million, eight hundred ninety-one thousand, three hundred eighty-two".