45519448 has 16 divisors (see below), whose sum is σ = 91914480. Its totient is φ = 21008928.

The previous prime is 45519443. The next prime is 45519469. The reversal of 45519448 is 84491554.

It is a self number, because there is not a number n which added to its sum of digits gives 45519448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45519443) 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, 218740 + ... + 218947.

It is an arithmetic number, because the mean of its divisors is an integer number (5744655).

Almost surely, 2^45519448 is an apocalyptic number.

It is an amenable number.

45519448 is an abundant number, since it is smaller than the sum of its proper divisors (46395032).

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

45519448 is a wasteful number, since it uses less digits than its factorization.

45519448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437706 (or 437702 counting only the distinct ones).

The product of its digits is 115200, while the sum is 40.

The square root of 45519448 is about 6746.8102092767. The cubic root of 45519448 is about 357.0527061143.

The spelling of 45519448 in words is "forty-five million, five hundred nineteen thousand, four hundred forty-eight".