240222566 has 4 divisors (see below), whose sum is σ = 360333852. Its totient is φ = 120111282.

The previous prime is 240222551. The next prime is 240222581. The reversal of 240222566 is 665222042.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (240222551) and next prime (240222581).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60055640 + ... + 60055643.

It is an arithmetic number, because the mean of its divisors is an integer number (90083463).

Almost surely, 2^240222566 is an apocalyptic number.

240222566 is a deficient number, since it is larger than the sum of its proper divisors (120111286).

240222566 is a wasteful number, since it uses less digits than its factorization.

240222566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120111285.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 240222566 is about 15499.1150069931. The cubic root of 240222566 is about 621.6385430363.

The spelling of 240222566 in words is "two hundred forty million, two hundred twenty-two thousand, five hundred sixty-six".