40082250 has 64 divisors (see below), whose sum is σ = 107767296. Its totient is φ = 9864000.

The previous prime is 40082239. The next prime is 40082279. The reversal of 40082250 is 5228004.

40082250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7695 + ... + 11805.

It is an arithmetic number, because the mean of its divisors is an integer number (1683864).

Almost surely, 2^40082250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40082250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53883648).

40082250 is an abundant number, since it is smaller than the sum of its proper divisors (67685046).

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

40082250 is a wasteful number, since it uses less digits than its factorization.

40082250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4144 (or 4134 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 40082250 is about 6331.0544145505. The cubic root of 40082250 is about 342.2294380533.

The spelling of 40082250 in words is "forty million, eighty-two thousand, two hundred fifty".