3492391 has 8 divisors (see below), whose sum is σ = 4040064. Its totient is φ = 2956920.

The previous prime is 3492341. The next prime is 3492397. The reversal of 3492391 is 1932943.

3492391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3492391 is a prime.

3492391 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3492397) 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 7 ways as a sum of consecutive naturals, for example, 2425 + ... + 3586.

It is an arithmetic number, because the mean of its divisors is an integer number (505008).

Almost surely, 2^3492391 is an apocalyptic number.

3492391 is a deficient number, since it is larger than the sum of its proper divisors (547673).

3492391 is an equidigital number, since it uses as much as digits as its factorization.

3492391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6101.

The product of its digits is 5832, while the sum is 31.

The square root of 3492391 is about 1868.7939961376. The cubic root of 3492391 is about 151.7193430249.

It can be divided in two parts, 3492 and 391, that added together give a palindrome (3883).

The spelling of 3492391 in words is "three million, four hundred ninety-two thousand, three hundred ninety-one".