45671248 has 80 divisors (see below), whose sum is σ = 108743040. Its totient is φ = 18200064.

The previous prime is 45671237. The next prime is 45671267. The reversal of 45671248 is 84217654.

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, 550215 + ... + 550297.

It is an arithmetic number, because the mean of its divisors is an integer number (1359288).

Almost surely, 2^45671248 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 45671248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54371520).

45671248 is an abundant number, since it is smaller than the sum of its proper divisors (63071792).

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

45671248 is an equidigital number, since it uses as much as digits as its factorization.

45671248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 109 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The square root of 45671248 is about 6758.0506064989. The cubic root of 45671248 is about 357.4491700761.

The spelling of 45671248 in words is "forty-five million, six hundred seventy-one thousand, two hundred forty-eight".