4720636 has 6 divisors (see below), whose sum is σ = 8261120. Its totient is φ = 2360316.

The previous prime is 4720627. The next prime is 4720637. The reversal of 4720636 is 6360274.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4720637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 590076 + ... + 590083.

Almost surely, 2^4720636 is an apocalyptic number.

It is an amenable number.

4720636 is a deficient number, since it is larger than the sum of its proper divisors (3540484).

4720636 is a wasteful number, since it uses less digits than its factorization.

4720636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180163 (or 1180161 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 4720636 is about 2172.7024646739. The cubic root of 4720636 is about 167.7516644624.

It can be divided in two parts, 4720 and 636, that added together give a triangular number (5356 = T₁₀₃).

The spelling of 4720636 in words is "four million, seven hundred twenty thousand, six hundred thirty-six".