240475251 has 8 divisors (see below), whose sum is σ = 339494544. Its totient is φ = 150886400.

The previous prime is 240475219. The next prime is 240475253. The reversal of 240475251 is 152574042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 240475251 - 2⁵ = 240475219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240475253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2357550 + ... + 2357651.

It is an arithmetic number, because the mean of its divisors is an integer number (42436818).

Almost surely, 2^240475251 is an apocalyptic number.

240475251 is a deficient number, since it is larger than the sum of its proper divisors (99019293).

240475251 is a wasteful number, since it uses less digits than its factorization.

240475251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4715221.

The product of its (nonzero) digits is 11200, while the sum is 30.

The square root of 240475251 is about 15507.2644589560. The cubic root of 240475251 is about 621.8564294380.

The spelling of 240475251 in words is "two hundred forty million, four hundred seventy-five thousand, two hundred fifty-one".