45045582 has 8 divisors (see below), whose sum is σ = 90091176. Its totient is φ = 15015192.

The previous prime is 45045577. The next prime is 45045589. The reversal of 45045582 is 28554054.

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

45045582 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45045589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3753793 + ... + 3753804.

It is an arithmetic number, because the mean of its divisors is an integer number (11261397).

Almost surely, 2^45045582 is an apocalyptic number.

45045582 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45045582 is a wasteful number, since it uses less digits than its factorization.

45045582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7507602.

The product of its (nonzero) digits is 32000, while the sum is 33.

The square root of 45045582 is about 6711.6005542642. The cubic root of 45045582 is about 355.8093864483.

The spelling of 45045582 in words is "forty-five million, forty-five thousand, five hundred eighty-two".