242404002 has 20 divisors (see below), whose sum is σ = 543164886. Its totient is φ = 80801280.

The previous prime is 242403991. The next prime is 242404009. The reversal of 242404002 is 200404242.

242404002 is a `hidden beast` number, since 24 + 240 + 400 + 2 = 666.

242404002 is digitally balanced in base 2, 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., 138791961 + 103612041 = 11781^2 + 10179^2 .

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

It is not an unprimeable number, because it can be changed into a prime (242404009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 747999 + ... + 748322.

Almost surely, 2^242404002 is an apocalyptic number.

242404002 is an abundant number, since it is smaller than the sum of its proper divisors (300760884).

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

242404002 is a wasteful number, since it uses less digits than its factorization.

242404002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496335 (or 1496326 counting only the distinct ones).

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

The square root of 242404002 is about 15569.3288872706. The cubic root of 242404002 is about 623.5145540241.

Adding to 242404002 its reverse (200404242), we get a palindrome (442808244).

The spelling of 242404002 in words is "two hundred forty-two million, four hundred four thousand, two".