3624839 has 8 divisors (see below), whose sum is σ = 3853440. Its totient is φ = 3400056.

The previous prime is 3624833. The next prime is 3624847. The reversal of 3624839 is 9384263.

It is a happy number.

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 3624839 - 2²⁰ = 2576263 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3624799 and 3624808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3624833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1142 + ... + 2924.

It is an arithmetic number, because the mean of its divisors is an integer number (481680).

Almost surely, 2^3624839 is an apocalyptic number.

3624839 is a deficient number, since it is larger than the sum of its proper divisors (228601).

3624839 is a wasteful number, since it uses less digits than its factorization.

3624839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1909.

The product of its digits is 31104, while the sum is 35.

The square root of 3624839 is about 1903.9009953251. The cubic root of 3624839 is about 153.6135670299.

The spelling of 3624839 in words is "three million, six hundred twenty-four thousand, eight hundred thirty-nine".