242244030 has 64 divisors (see below), whose sum is σ = 665786880. Its totient is φ = 55257984.

The previous prime is 242244019. The next prime is 242244043. The reversal of 242244030 is 30442242.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 242243988 and 242244006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148077 + ... + 149703.

It is an arithmetic number, because the mean of its divisors is an integer number (10402920).

Almost surely, 2^242244030 is an apocalyptic number.

242244030 is an abundant number, since it is smaller than the sum of its proper divisors (423542850).

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

242244030 is a wasteful number, since it uses less digits than its factorization.

242244030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 242244030 is about 15564.1906310608. The cubic root of 242244030 is about 623.3773631920.

Adding to 242244030 its reverse (30442242), we get a palindrome (272686272).

The spelling of 242244030 in words is "two hundred forty-two million, two hundred forty-four thousand, thirty".