40848144 has 80 divisors (see below), whose sum is σ = 112974912. Its totient is φ = 12673024.

The previous prime is 40848121. The next prime is 40848169. The reversal of 40848144 is 44184804.

It is a happy 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, 91987 + ... + 92429.

Almost surely, 2^40848144 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 40848144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56487456).

40848144 is an abundant number, since it is smaller than the sum of its proper divisors (72126768).

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

40848144 is a wasteful number, since it uses less digits than its factorization.

40848144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584 (or 578 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 33.

The square root of 40848144 is about 6391.2552757655. The cubic root of 40848144 is about 344.3954799014.

The spelling of 40848144 in words is "forty million, eight hundred forty-eight thousand, one hundred forty-four".