242446311 has 16 divisors (see below), whose sum is σ = 368888800. Its totient is φ = 157261824.

The previous prime is 242446307. The next prime is 242446331. The reversal of 242446311 is 113644242.

It is a happy number.

242446311 is a `hidden beast` number, since 2 + 4 + 24 + 4 + 631 + 1 = 666.

It is not a de Polignac number, because 242446311 - 2² = 242446307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242446301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120346 + ... + 122343.

It is an arithmetic number, because the mean of its divisors is an integer number (23055550).

Almost surely, 2^242446311 is an apocalyptic number.

242446311 is a deficient number, since it is larger than the sum of its proper divisors (126442489).

242446311 is a wasteful number, since it uses less digits than its factorization.

242446311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242735 (or 242729 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 242446311 is about 15570.6875570734. The cubic root of 242446311 is about 623.5508278237.

The spelling of 242446311 in words is "two hundred forty-two million, four hundred forty-six thousand, three hundred eleven".