4536436 has 12 divisors (see below), whose sum is σ = 8057728. Its totient is φ = 2234232.

The previous prime is 4536431. The next prime is 4536437. The reversal of 4536436 is 6346354.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4536398 and 4536407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4536431) 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, 8196 + ... + 8731.

Almost surely, 2^4536436 is an apocalyptic number.

It is an amenable number.

4536436 is a deficient number, since it is larger than the sum of its proper divisors (3521292).

4536436 is a wasteful number, since it uses less digits than its factorization.

4536436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16998 (or 16996 counting only the distinct ones).

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

The square root of 4536436 is about 2129.8910770272. The cubic root of 4536436 is about 165.5407541649.

It can be divided in two parts, 453 and 6436, that added together give a square (6889 = 83²).

The spelling of 4536436 in words is "four million, five hundred thirty-six thousand, four hundred thirty-six".