210242004 has 48 divisors (see below), whose sum is σ = 566219136. Its totient is φ = 59472000.

The previous prime is 210241987. The next prime is 210242017. The reversal of 210242004 is 400242012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3907 + ... + 20874.

It is an arithmetic number, because the mean of its divisors is an integer number (11796232).

Almost surely, 2^210242004 is an apocalyptic number.

It is an amenable number.

210242004 is an abundant number, since it is smaller than the sum of its proper divisors (355977132).

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

210242004 is a wasteful number, since it uses less digits than its factorization.

210242004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24896 (or 24894 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 210242004 is about 14499.7242732405. The cubic root of 210242004 is about 594.6204334801.

Adding to 210242004 its reverse (400242012), we get a palindrome (610484016).

The spelling of 210242004 in words is "two hundred ten million, two hundred forty-two thousand, four".