202424004 has 18 divisors (see below), whose sum is σ = 511682990. Its totient is φ = 67474656.

The previous prime is 202423987. The next prime is 202424023. The reversal of 202424004 is 400424202.

202424004 is a `hidden beast` number, since 20 + 242 + 400 + 4 = 666.

202424004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 171086400 + 31337604 = 13080^2 + 5598^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 2811409 + ... + 2811480.

Almost surely, 2^202424004 is an apocalyptic number.

It is an amenable number.

202424004 is an abundant number, since it is smaller than the sum of its proper divisors (309258986).

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

202424004 is a wasteful number, since it uses less digits than its factorization.

202424004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5622899 (or 5622894 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 202424004 is about 14227.5789929278. The cubic root of 202424004 is about 587.1566766674.

Adding to 202424004 its reverse (400424202), we get a palindrome (602848206).

The spelling of 202424004 in words is "two hundred two million, four hundred twenty-four thousand, four".