2002356436 has 12 divisors (see below), whose sum is σ = 3548480320. Its totient is φ = 988504920.

The previous prime is 2002356431. The next prime is 2002356437. The reversal of 2002356436 is 6346532002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2002356398 and 2002356407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002356431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3167970 + ... + 3168601.

Almost surely, 2^2002356436 is an apocalyptic number.

It is an amenable number.

2002356436 is a deficient number, since it is larger than the sum of its proper divisors (1546123884).

2002356436 is a wasteful number, since it uses less digits than its factorization.

2002356436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6336654 (or 6336652 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 2002356436 is about 44747.6975497064. The cubic root of 2002356436 is about 1260.4156762397.

Adding to 2002356436 its reverse (6346532002), we get a palindrome (8348888438).

The spelling of 2002356436 in words is "two billion, two million, three hundred fifty-six thousand, four hundred thirty-six".