3247942 has 12 divisors (see below), whose sum is σ = 5048316. Its totient is φ = 1567160.

The previous prime is 3247931. The next prime is 3247943. The reversal of 3247942 is 2497423.

3247942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3247943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 717 + ... + 2647.

It is an arithmetic number, because the mean of its divisors is an integer number (420693).

Almost surely, 2^3247942 is an apocalyptic number.

3247942 is a deficient number, since it is larger than the sum of its proper divisors (1800374).

3247942 is a wasteful number, since it uses less digits than its factorization.

3247942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991 (or 1962 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 3247942 is about 1802.2047608416. The cubic root of 3247942 is about 148.0935310908.

It can be divided in two parts, 32 and 47942, that added together give a palindrome (47974).

The spelling of 3247942 in words is "three million, two hundred forty-seven thousand, nine hundred forty-two".