242803470 has 256 divisors, whose sum is σ = 784465920. Its totient is φ = 46656000.

The previous prime is 242803453. The next prime is 242803487. The reversal of 242803470 is 74308242.

It is an interprime number because it is at equal distance from previous prime (242803453) and next prime (242803487).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1607895 + ... + 1608045.

It is an arithmetic number, because the mean of its divisors is an integer number (3064320).

Almost surely, 2^242803470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242803470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392232960).

242803470 is an abundant number, since it is smaller than the sum of its proper divisors (541662450).

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

242803470 is a wasteful number, since it uses less digits than its factorization.

242803470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231.

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 242803470 is about 15582.1522903609. The cubic root of 242803470 is about 623.8568715531.

The spelling of 242803470 in words is "two hundred forty-two million, eight hundred three thousand, four hundred seventy".