3321716040 has 160 divisors (see below), whose sum is σ = 11752488000. Its totient is φ = 839154816.

The previous prime is 3321715997. The next prime is 3321716093. The reversal of 3321716040 is 406171233.

3321716040 is a `hidden beast` number, since 33 + 21 + 7 + 1 + 604 + 0 = 666.

It is a super-2 number, since 2×3321716040² = 22067594900786563200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3321715995 and 3321716013.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 34581 + ... + 88539.

It is an arithmetic number, because the mean of its divisors is an integer number (73453050).

Almost surely, 2^3321716040 is an apocalyptic number.

3321716040 is a gapful number since it is divisible by the number (30) 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 3321716040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5876244000).

3321716040 is an abundant number, since it is smaller than the sum of its proper divisors (8430771960).

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

3321716040 is a wasteful number, since it uses less digits than its factorization.

3321716040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54001 (or 53988 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 3321716040 is about 57634.3303943058. The cubic root of 3321716040 is about 1492.0641690998.

Adding to 3321716040 its reverse (406171233), we get a palindrome (3727887273).

The spelling of 3321716040 in words is "three billion, three hundred twenty-one million, seven hundred sixteen thousand, forty".