3123402 has 8 divisors (see below), whose sum is σ = 6246816. Its totient is φ = 1041132.

The previous prime is 3123349. The next prime is 3123403. The reversal of 3123402 is 2043213.

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

3123402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3123403) 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, 260278 + ... + 260289.

It is an arithmetic number, because the mean of its divisors is an integer number (780852).

Almost surely, 2^3123402 is an apocalyptic number.

3123402 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.

3123402 is a wasteful number, since it uses less digits than its factorization.

3123402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520572.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 3123402 is about 1767.3149125156. The cubic root of 3123402 is about 146.1759622332.

Adding to 3123402 its reverse (2043213), we get a palindrome (5166615).

The spelling of 3123402 in words is "three million, one hundred twenty-three thousand, four hundred two".