3120534 has 24 divisors (see below), whose sum is σ = 6890832. Its totient is φ = 1020240.

The previous prime is 3120529. The next prime is 3120539. The reversal of 3120534 is 4350213.

It is an interprime number because it is at equal distance from previous prime (3120529) and next prime (3120539).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 682 + ... + 2589.

It is an arithmetic number, because the mean of its divisors is an integer number (287118).

Almost surely, 2^3120534 is an apocalyptic number.

3120534 is an abundant number, since it is smaller than the sum of its proper divisors (3770298).

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

3120534 is a wasteful number, since it uses less digits than its factorization.

3120534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3332 (or 3329 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3120534 is about 1766.5033257823. The cubic root of 3120534 is about 146.1312075028.

Adding to 3120534 its reverse (4350213), we get a palindrome (7470747).

The spelling of 3120534 in words is "three million, one hundred twenty thousand, five hundred thirty-four".