45243044 has 24 divisors (see below), whose sum is σ = 98712768. Its totient is φ = 17627040.

The previous prime is 45243041. The next prime is 45243071. The reversal of 45243044 is 44034254.

It is not an unprimeable number, because it can be changed into a prime (45243041) 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, 73139 + ... + 73754.

It is an arithmetic number, because the mean of its divisors is an integer number (4113032).

Almost surely, 2^45243044 is an apocalyptic number.

45243044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45243044 is an abundant number, since it is smaller than the sum of its proper divisors (53469724).

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

45243044 is a wasteful number, since it uses less digits than its factorization.

45243044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146915 (or 146913 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 45243044 is about 6726.2949682570. The cubic root of 45243044 is about 356.3285377682.

Adding to 45243044 its reverse (44034254), we get a palindrome (89277298).

The spelling of 45243044 in words is "forty-five million, two hundred forty-three thousand, forty-four".