45990448 has 20 divisors (see below), whose sum is σ = 101836240. Its totient is φ = 19710144.

The previous prime is 45990443. The next prime is 45990473. The reversal of 45990448 is 84409954.

It is not an unprimeable number, because it can be changed into a prime (45990443) 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, 205203 + ... + 205426.

It is an arithmetic number, because the mean of its divisors is an integer number (5091812).

Almost surely, 2^45990448 is an apocalyptic number.

It is an amenable number.

45990448 is an abundant number, since it is smaller than the sum of its proper divisors (55845792).

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

45990448 is a wasteful number, since it uses less digits than its factorization.

45990448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410644 (or 410638 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 45990448 is about 6781.6257637826. The cubic root of 45990448 is about 358.2799844621.

The spelling of 45990448 in words is "forty-five million, nine hundred ninety thousand, four hundred forty-eight".