3034640 has 40 divisors (see below), whose sum is σ = 8064960. Its totient is φ = 1040256.

The previous prime is 3034613. The next prime is 3034657. The reversal of 3034640 is 464303.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 2150 + ... + 3269.

It is an arithmetic number, because the mean of its divisors is an integer number (201624).

Almost surely, 2^3034640 is an apocalyptic number.

It is an amenable number.

3034640 is an abundant number, since it is smaller than the sum of its proper divisors (5030320).

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

3034640 is a wasteful number, since it uses less digits than its factorization.

3034640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5439 (or 5433 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3034640 is about 1742.0218138703. The cubic root of 3034640 is about 144.7779399256. Note that the first 3 decimals are identical.

Adding to 3034640 its reverse (464303), we get a palindrome (3498943).

The spelling of 3034640 in words is "three million, thirty-four thousand, six hundred forty".