242350440 has 32 divisors (see below), whose sum is σ = 727051680. Its totient is φ = 64626752.

The previous prime is 242350403. The next prime is 242350441. The reversal of 242350440 is 44053242.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 242350440.

It is not an unprimeable number, because it can be changed into a prime (242350441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1009674 + ... + 1009913.

It is an arithmetic number, because the mean of its divisors is an integer number (22720365).

Almost surely, 2^242350440 is an apocalyptic number.

242350440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242350440 is an abundant number, since it is smaller than the sum of its proper divisors (484701240).

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

242350440 is a wasteful number, since it uses less digits than its factorization.

242350440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019601 (or 2019597 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 242350440 is about 15567.6086795628. The cubic root of 242350440 is about 623.4686263628.

The spelling of 242350440 in words is "two hundred forty-two million, three hundred fifty thousand, four hundred forty".