240026863 has 2 divisors, whose sum is σ = 240026864. Its totient is φ = 240026862.

The previous prime is 240026861. The next prime is 240026879. The reversal of 240026863 is 368620042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 240026863 - 2¹ = 240026861 is a prime.

It is a super-2 number, since 2×240026863² = 115225789923241538, which contains 22 as substring.

Together with 240026861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240026861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120013431 + 120013432.

It is an arithmetic number, because the mean of its divisors is an integer number (120013432).

Almost surely, 2^240026863 is an apocalyptic number.

240026863 is a deficient number, since it is larger than the sum of its proper divisors (1).

240026863 is an equidigital number, since it uses as much as digits as its factorization.

240026863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 240026863 is about 15492.8003601673. The cubic root of 240026863 is about 621.4696863221.

The spelling of 240026863 in words is "two hundred forty million, twenty-six thousand, eight hundred sixty-three".