242020394 has 32 divisors (see below), whose sum is σ = 454557312. Its totient is φ = 93888000.

The previous prime is 242020393. The next prime is 242020403. The reversal of 242020394 is 493020242.

242020394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×242020394² = 117147742223830472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242020393) 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, 33854 + ... + 40374.

It is an arithmetic number, because the mean of its divisors is an integer number (14204916).

Almost surely, 2^242020394 is an apocalyptic number.

242020394 is a deficient number, since it is larger than the sum of its proper divisors (212536918).

242020394 is a wasteful number, since it uses less digits than its factorization.

242020394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6782.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 242020394 is about 15557.0046602808. The cubic root of 242020394 is about 623.1854733000.

The spelling of 242020394 in words is "two hundred forty-two million, twenty thousand, three hundred ninety-four".