45493982 has 8 divisors (see below), whose sum is σ = 70594200. Its totient is φ = 21962584.

The previous prime is 45493963. The next prime is 45494017. The reversal of 45493982 is 28939454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 392132 + ... + 392247.

It is an arithmetic number, because the mean of its divisors is an integer number (8824275).

Almost surely, 2^45493982 is an apocalyptic number.

45493982 is a deficient number, since it is larger than the sum of its proper divisors (25100218).

45493982 is a wasteful number, since it uses less digits than its factorization.

45493982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784410.

The product of its digits is 311040, while the sum is 44.

The square root of 45493982 is about 6744.9226830261. The cubic root of 45493982 is about 356.9861089360.

The spelling of 45493982 in words is "forty-five million, four hundred ninety-three thousand, nine hundred eighty-two".