242140004 has 12 divisors (see below), whose sum is σ = 423922044. Its totient is φ = 121019424.

The previous prime is 242139991. The next prime is 242140057. The reversal of 242140004 is 400041242.

It can be written as a sum of positive squares in 2 ways, for example, as 41860900 + 200279104 = 6470^2 + 14152^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599 + ... + 22014.

It is an arithmetic number, because the mean of its divisors is an integer number (35326837).

Almost surely, 2^242140004 is an apocalyptic number.

It is an amenable number.

242140004 is a deficient number, since it is larger than the sum of its proper divisors (181782040).

242140004 is a wasteful number, since it uses less digits than its factorization.

242140004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25294 (or 25292 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 242140004 is about 15560.8484344524. The cubic root of 242140004 is about 623.2881188349.

Adding to 242140004 its reverse (400041242), we get a palindrome (642181246).

The spelling of 242140004 in words is "two hundred forty-two million, one hundred forty thousand, four".