40480448 has 28 divisors (see below), whose sum is σ = 82292952. Its totient is φ = 19745280.

The previous prime is 40480439. The next prime is 40480457. The reversal of 40480448 is 84408404.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40480439) and next prime (40480457).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5090 + ... + 10337.

It is an arithmetic number, because the mean of its divisors is an integer number (2939034).

Almost surely, 2^40480448 is an apocalyptic number.

It is an amenable number.

40480448 is an abundant number, since it is smaller than the sum of its proper divisors (41812504).

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

40480448 is a wasteful number, since it uses less digits than its factorization.

40480448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15480 (or 15470 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 40480448 is about 6362.4246950357. The cubic root of 40480448 is about 343.3590010240.

The spelling of 40480448 in words is "forty million, four hundred eighty thousand, four hundred forty-eight".