2636036 has 24 divisors (see below), whose sum is σ = 5014464. Its totient is φ = 1205280.

The previous prime is 2636033. The next prime is 2636059. The reversal of 2636036 is 6306362.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2635996 and 2636014.

It is not an unprimeable number, because it can be changed into a prime (2636033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8321 + ... + 8631.

It is an arithmetic number, because the mean of its divisors is an integer number (208936).

2^2636036 is an apocalyptic number.

2636036 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2636036 is a deficient number, since it is larger than the sum of its proper divisors (2378428).

2636036 is a wasteful number, since it uses less digits than its factorization.

2636036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 2636036 is about 1623.5873860067. The cubic root of 2636036 is about 138.1392559148.

The spelling of 2636036 in words is "two million, six hundred thirty-six thousand, thirty-six".