45513244 has 24 divisors (see below), whose sum is σ = 91750400. Its totient is φ = 19350576.

The previous prime is 45513241. The next prime is 45513263. The reversal of 45513244 is 44231554.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45513241) 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, 2844 + ... + 9955.

Almost surely, 2^45513244 is an apocalyptic number.

It is an amenable number.

45513244 is an abundant number, since it is smaller than the sum of its proper divisors (46237156).

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

45513244 is a wasteful number, since it uses less digits than its factorization.

45513244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12937 (or 12935 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 45513244 is about 6746.3504207831. The cubic root of 45513244 is about 357.0364840691.

Adding to 45513244 its reverse (44231554), we get a palindrome (89744798).

The spelling of 45513244 in words is "forty-five million, five hundred thirteen thousand, two hundred forty-four".