3305120136 has 32 divisors (see below), whose sum is σ = 8327869440. Its totient is φ = 1093030848.

The previous prime is 3305120123. The next prime is 3305120141. The reversal of 3305120136 is 6310215033.

It is a happy number.

It is a super-2 number, since 2×3305120136² = 21847638226785316992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539131 + ... + 545226.

It is an arithmetic number, because the mean of its divisors is an integer number (260245920).

Almost surely, 2^3305120136 is an apocalyptic number.

It is an amenable number.

3305120136 is an abundant number, since it is smaller than the sum of its proper divisors (5022749304).

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

3305120136 is a wasteful number, since it uses less digits than its factorization.

3305120136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084493 (or 1084489 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 3305120136 is about 57490.1742561283. The cubic root of 3305120136 is about 1489.5751436465.

Adding to 3305120136 its reverse (6310215033), we get a palindrome (9615335169).

The spelling of 3305120136 in words is "three billion, three hundred five million, one hundred twenty thousand, one hundred thirty-six".