40330782 has 24 divisors (see below), whose sum is σ = 87873240. Its totient is φ = 13368240.

The previous prime is 40330729. The next prime is 40330811. The reversal of 40330782 is 28703304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2932 + ... + 9447.

It is an arithmetic number, because the mean of its divisors is an integer number (3661385).

Almost surely, 2^40330782 is an apocalyptic number.

40330782 is an abundant number, since it is smaller than the sum of its proper divisors (47542458).

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

40330782 is a wasteful number, since it uses less digits than its factorization.

40330782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12568 (or 12565 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 40330782 is about 6350.6520925020. The cubic root of 40330782 is about 342.9353180369.

The spelling of 40330782 in words is "forty million, three hundred thirty thousand, seven hundred eighty-two".