3620436 has 12 divisors (see below), whose sum is σ = 8447712. Its totient is φ = 1206808.

The previous prime is 3620401. The next prime is 3620437. The reversal of 3620436 is 6340263.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3620437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150840 + ... + 150863.

It is an arithmetic number, because the mean of its divisors is an integer number (703976).

Almost surely, 2^3620436 is an apocalyptic number.

It is an amenable number.

3620436 is an abundant number, since it is smaller than the sum of its proper divisors (4827276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3620436 is a wasteful number, since it uses less digits than its factorization.

3620436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301710 (or 301708 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 3620436 is about 1902.7443338505. The cubic root of 3620436 is about 153.5513449953.

Adding to 3620436 its reverse (6340263), we get a palindrome (9960699).

The spelling of 3620436 in words is "three million, six hundred twenty thousand, four hundred thirty-six".