240352051 has 4 divisors (see below), whose sum is σ = 240494400. Its totient is φ = 240209704.

The previous prime is 240352043. The next prime is 240352081. The reversal of 240352051 is 150253042.

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

It is a cyclic number.

It is not a de Polignac number, because 240352051 - 2³ = 240352043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240352081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68611 + ... + 72028.

It is an arithmetic number, because the mean of its divisors is an integer number (60123600).

Almost surely, 2^240352051 is an apocalyptic number.

240352051 is a deficient number, since it is larger than the sum of its proper divisors (142349).

240352051 is a wasteful number, since it uses less digits than its factorization.

240352051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142348.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 240352051 is about 15503.2916182339. The cubic root of 240352051 is about 621.7502150439.

Subtracting from 240352051 its reverse (150253042), we obtain a palindrome (90099009).

The spelling of 240352051 in words is "two hundred forty million, three hundred fifty-two thousand, fifty-one".