2620236 has 24 divisors (see below), whose sum is σ = 6207040. Its totient is φ = 860112.

The previous prime is 2620231. The next prime is 2620253. The reversal of 2620236 is 6320262.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2620231) 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, 826 + ... + 2433.

2^2620236 is an apocalyptic number.

It is an amenable number.

2620236 is an abundant number, since it is smaller than the sum of its proper divisors (3586804).

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

2620236 is a wasteful number, since it uses less digits than its factorization.

2620236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333 (or 3331 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2620236 is about 1618.7143046257. The cubic root of 2620236 is about 137.8627073968.

Adding to 2620236 its reverse (6320262), we get a palindrome (8940498).

The spelling of 2620236 in words is "two million, six hundred twenty thousand, two hundred thirty-six".