3320512040 has 16 divisors (see below), whose sum is σ = 7471152180. Its totient is φ = 1328204800.

The previous prime is 3320512037. The next prime is 3320512079. The reversal of 3320512040 is 402150233.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3320294884 + 217156 = 57622^2 + 466^2 .

It is a super-2 number, since 2×3320512040² = 22051600415569923200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41506361 + ... + 41506440.

Almost surely, 2^3320512040 is an apocalyptic number.

It is an amenable number.

3320512040 is an abundant number, since it is smaller than the sum of its proper divisors (4150640140).

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

3320512040 is a wasteful number, since it uses less digits than its factorization.

3320512040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83012812 (or 83012808 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3320512040 is about 57623.8842842098. The cubic root of 3320512040 is about 1491.8838745041.

Adding to 3320512040 its reverse (402150233), we get a palindrome (3722662273).

The spelling of 3320512040 in words is "three billion, three hundred twenty million, five hundred twelve thousand, forty".