3623431 has 8 divisors (see below), whose sum is σ = 4384800. Its totient is φ = 2923008.

The previous prime is 3623423. The next prime is 3623441. The reversal of 3623431 is 1343263.

3623431 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 not a de Polignac number, because 3623431 - 2³ = 3623423 is a prime.

It is a super-2 number, since 2×3623431² = 26258504423522, which contains 22 as substring.

3623431 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3623401) 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, 15106 + ... + 15343.

It is an arithmetic number, because the mean of its divisors is an integer number (548100).

Almost surely, 2^3623431 is an apocalyptic number.

3623431 is a deficient number, since it is larger than the sum of its proper divisors (761369).

3623431 is a wasteful number, since it uses less digits than its factorization.

3623431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30473.

The product of its digits is 1296, while the sum is 22.

The square root of 3623431 is about 1903.5311922845. The cubic root of 3623431 is about 153.5936750280.

Adding to 3623431 its reverse (1343263), we get a palindrome (4966694).

The spelling of 3623431 in words is "three million, six hundred twenty-three thousand, four hundred thirty-one".