40793928 has 64 divisors (see below), whose sum is σ = 119285760. Its totient is φ = 11382336.

The previous prime is 40793917. The next prime is 40793939. The reversal of 40793928 is 82939704.

It is an interprime number because it is at equal distance from previous prime (40793917) and next prime (40793939).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 40793928.

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, 4401 + ... + 10047.

It is an arithmetic number, because the mean of its divisors is an integer number (1863840).

Almost surely, 2^40793928 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 40793928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59642880).

40793928 is an abundant number, since it is smaller than the sum of its proper divisors (78491832).

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

40793928 is a wasteful number, since it uses less digits than its factorization.

40793928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5706 (or 5702 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 40793928 is about 6387.0124471462. The cubic root of 40793928 is about 344.2430452958.

The spelling of 40793928 in words is "forty million, seven hundred ninety-three thousand, nine hundred twenty-eight".