240222399 has 12 divisors (see below), whose sum is σ = 331725576. Its totient is φ = 154624288.

The previous prime is 240222371. The next prime is 240222431. The reversal of 240222399 is 993222042.

It is a happy number.

240222399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 240222399 - 2⁷ = 240222271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240222349) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45084 + ... + 50129.

It is an arithmetic number, because the mean of its divisors is an integer number (27643798).

Almost surely, 2^240222399 is an apocalyptic number.

240222399 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

240222399 is a deficient number, since it is larger than the sum of its proper divisors (91503177).

240222399 is an equidigital number, since it uses as much as digits as its factorization.

240222399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95274 (or 95245 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 240222399 is about 15499.1096195878. The cubic root of 240222399 is about 621.6383989843.

The spelling of 240222399 in words is "two hundred forty million, two hundred twenty-two thousand, three hundred ninety-nine".