3391437 has 12 divisors (see below), whose sum is σ = 5260416. Its totient is φ = 1937880.

The previous prime is 3391433. The next prime is 3391441. The reversal of 3391437 is 7341933.

It is an interprime number because it is at equal distance from previous prime (3391433) and next prime (3391441).

It is not a de Polignac number, because 3391437 - 2² = 3391433 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

3391437 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3391433) 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, 11389 + ... + 11682.

It is an arithmetic number, because the mean of its divisors is an integer number (438368).

Almost surely, 2^3391437 is an apocalyptic number.

It is an amenable number.

3391437 is a deficient number, since it is larger than the sum of its proper divisors (1868979).

3391437 is a wasteful number, since it uses less digits than its factorization.

3391437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23088 (or 23081 counting only the distinct ones).

The product of its digits is 6804, while the sum is 30.

The square root of 3391437 is about 1841.5854582397. The cubic root of 3391437 is about 150.2431168595.

It can be divided in two parts, 3391 and 437, that added together give a triangular number (3828 = T₈₇).

The spelling of 3391437 in words is "three million, three hundred ninety-one thousand, four hundred thirty-seven".