4242636 has 18 divisors (see below), whose sum is σ = 10724532. Its totient is φ = 1414200.

The previous prime is 4242619. The next prime is 4242659. The reversal of 4242636 is 6362424.

4242636 is a `hidden beast` number, since 4 + 24 + 2 + 636 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58890 + ... + 58961.

Almost surely, 2^4242636 is an apocalyptic number.

It is an amenable number.

4242636 is an abundant number, since it is smaller than the sum of its proper divisors (6481896).

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

4242636 is a wasteful number, since it uses less digits than its factorization.

4242636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117861 (or 117856 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 4242636 is about 2059.7660061279. The cubic root of 4242636 is about 161.8869810703.

The spelling of 4242636 in words is "four million, two hundred forty-two thousand, six hundred thirty-six".