40298944 has 56 divisors (see below), whose sum is σ = 95390208. Its totient is φ = 16515840.

The previous prime is 40298939. The next prime is 40298953. The reversal of 40298944 is 44989204.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 40298897 and 40298906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8349 + ... + 12259.

Almost surely, 2^40298944 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 40298944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47695104).

40298944 is an abundant number, since it is smaller than the sum of its proper divisors (55091264).

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

40298944 is a wasteful number, since it uses less digits than its factorization.

40298944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3953 (or 3943 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 40298944 is about 6348.1449258819. The cubic root of 40298944 is about 342.8450540711.

The spelling of 40298944 in words is "forty million, two hundred ninety-eight thousand, nine hundred forty-four".