242279424 has 220 divisors, whose sum is σ = 760894464. Its totient is φ = 76640256.

The previous prime is 242279399. The next prime is 242279459. The reversal of 242279424 is 424972242.

242279424 is a `hidden beast` number, since 2 + 4 + 227 + 9 + 424 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1907649 + ... + 1907775.

Almost surely, 2^242279424 is an apocalyptic number.

242279424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242279424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (380447232).

242279424 is an abundant number, since it is smaller than the sum of its proper divisors (518615040).

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

242279424 is a wasteful number, since it uses less digits than its factorization.

242279424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182 (or 155 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 242279424 is about 15565.3276226362. The cubic root of 242279424 is about 623.4077220330.

The spelling of 242279424 in words is "two hundred forty-two million, two hundred seventy-nine thousand, four hundred twenty-four".