240252245 has 16 divisors (see below), whose sum is σ = 321330240. Its totient is φ = 171373824.

The previous prime is 240252167. The next prime is 240252281. The reversal of 240252245 is 542252042.

It is a cyclic number.

It is not a de Polignac number, because 240252245 - 2²⁰ = 239203669 is a prime.

It is a super-2 number, since 2×240252245² = 115442282455080050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72767 + ... + 75996.

It is an arithmetic number, because the mean of its divisors is an integer number (20083140).

Almost surely, 2^240252245 is an apocalyptic number.

It is an amenable number.

240252245 is a deficient number, since it is larger than the sum of its proper divisors (81077995).

240252245 is a wasteful number, since it uses less digits than its factorization.

240252245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148804.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 240252245 is about 15500.0724191857. The cubic root of 240252245 is about 621.6641426998.

The spelling of 240252245 in words is "two hundred forty million, two hundred fifty-two thousand, two hundred forty-five".