45481044 has 48 divisors (see below), whose sum is σ = 122960768. Its totient is φ = 12814848.

The previous prime is 45480997. The next prime is 45481063. The reversal of 45481044 is 44018454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2424 + ... + 9840.

Almost surely, 2^45481044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45481044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61480384).

45481044 is an abundant number, since it is smaller than the sum of its proper divisors (77479724).

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

45481044 is a wasteful number, since it uses less digits than its factorization.

45481044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7504 (or 7502 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

The square root of 45481044 is about 6743.9635230330. The cubic root of 45481044 is about 356.9522647220.

Adding to 45481044 its reverse (44018454), we get a palindrome (89499498).

The spelling of 45481044 in words is "forty-five million, four hundred eighty-one thousand, forty-four".