3346621564 has 48 divisors (see below), whose sum is σ = 7285221216. Its totient is φ = 1321574400.

The previous prime is 3346621561. The next prime is 3346621573. The reversal of 3346621564 is 4651266433.

It is a happy number.

It is a super-2 number, since 2×3346621564² = 22399751785259612192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3346621561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162357 + ... + 181804.

It is an arithmetic number, because the mean of its divisors is an integer number (151775442).

Almost surely, 2^3346621564 is an apocalyptic number.

3346621564 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3346621564 is an abundant number, since it is smaller than the sum of its proper divisors (3938599652).

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

3346621564 is a wasteful number, since it uses less digits than its factorization.

3346621564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344206 (or 344204 counting only the distinct ones).

The product of its digits is 311040, while the sum is 40.

The square root of 3346621564 is about 57849.9919101118. The cubic root of 3346621564 is about 1495.7839483003.

Adding to 3346621564 its reverse (4651266433), we get a palindrome (7997887997).

The spelling of 3346621564 in words is "three billion, three hundred forty-six million, six hundred twenty-one thousand, five hundred sixty-four".