3120402 has 8 divisors (see below), whose sum is σ = 6240816. Its totient is φ = 1040132.

The previous prime is 3120373. The next prime is 3120407. The reversal of 3120402 is 2040213.

It is a sphenic number, since it is the product of 3 distinct primes.

3120402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3120407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260028 + ... + 260039.

It is an arithmetic number, because the mean of its divisors is an integer number (780102).

Almost surely, 2^3120402 is an apocalyptic number.

3120402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3120402 is a wasteful number, since it uses less digits than its factorization.

3120402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520072.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 3120402 is about 1766.4659634423. The cubic root of 3120402 is about 146.1291470017.

Adding to 3120402 its reverse (2040213), we get a palindrome (5160615).

The spelling of 3120402 in words is "three million, one hundred twenty thousand, four hundred two".