240951 has 4 divisors (see below), whose sum is σ = 321272. Its totient is φ = 160632.

The previous prime is 240943. The next prime is 240953. The reversal of 240951 is 159042.

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

It is not a de Polignac number, because 240951 - 2³ = 240943 is a prime.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40156 + ... + 40161.

It is an arithmetic number, because the mean of its divisors is an integer number (80318).

2²⁴⁰⁹⁵¹ is an apocalyptic number.

240951 is a deficient number, since it is larger than the sum of its proper divisors (80321).

240951 is an equidigital number, since it uses as much as digits as its factorization.

240951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80320.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 240951 is about 490.8675992567. The cubic root of 240951 is about 62.2266246649.

Adding to 240951 its reverse (159042), we get a palindrome (399993).

The spelling of 240951 in words is "two hundred forty thousand, nine hundred fifty-one".