242462461 has 4 divisors (see below), whose sum is σ = 244962172. Its totient is φ = 239962752.

The previous prime is 242462453. The next prime is 242462471. The reversal of 242462461 is 164264242.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 172003225 + 70459236 = 13115^2 + 8394^2 .

It is a cyclic number.

It is not a de Polignac number, because 242462461 - 2³ = 242462453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242462471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1249710 + ... + 1249903.

It is an arithmetic number, because the mean of its divisors is an integer number (61240543).

Almost surely, 2^242462461 is an apocalyptic number.

It is an amenable number.

242462461 is a deficient number, since it is larger than the sum of its proper divisors (2499711).

242462461 is an equidigital number, since it uses as much as digits as its factorization.

242462461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499710.

The product of its digits is 18432, while the sum is 31.

The square root of 242462461 is about 15571.2061510983. The cubic root of 242462461 is about 623.5646729815.

The spelling of 242462461 in words is "two hundred forty-two million, four hundred sixty-two thousand, four hundred sixty-one".