40788016 has 60 divisors (see below), whose sum is σ = 85029280. Its totient is φ = 18944640.

The previous prime is 40788001. The next prime is 40788017. The reversal of 40788016 is 61088704.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40788017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 516265 + ... + 516343.

Almost surely, 2^40788016 is an apocalyptic number.

40788016 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40788016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42514640).

40788016 is an abundant number, since it is smaller than the sum of its proper divisors (44241264).

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

40788016 is a wasteful number, since it uses less digits than its factorization.

40788016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 40788016 is about 6386.5496161856. The cubic root of 40788016 is about 344.2264148534.

The spelling of 40788016 in words is "forty million, seven hundred eighty-eight thousand, sixteen".