240520214 has 16 divisors (see below), whose sum is σ = 396456336. Its totient is φ = 108528000.

The previous prime is 240520213. The next prime is 240520219. The reversal of 240520214 is 412025042.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240520213) 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, 36887 + ... + 42914.

It is an arithmetic number, because the mean of its divisors is an integer number (24778521).

Almost surely, 2^240520214 is an apocalyptic number.

240520214 is a deficient number, since it is larger than the sum of its proper divisors (155936122).

240520214 is a wasteful number, since it uses less digits than its factorization.

240520214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79951.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 240520214 is about 15508.7141310942. The cubic root of 240520214 is about 621.8951843452.

Adding to 240520214 its reverse (412025042), we get a palindrome (652545256).

The spelling of 240520214 in words is "two hundred forty million, five hundred twenty thousand, two hundred fourteen".