240522401 has 8 divisors (see below), whose sum is σ = 275152704. Its totient is φ = 205959600.

The previous prime is 240522391. The next prime is 240522413. The reversal of 240522401 is 104225042.

It is a happy number.

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

It is not a de Polignac number, because 240522401 - 2¹⁴ = 240506017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (240522101) 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, 8990 + ... + 23703.

It is an arithmetic number, because the mean of its divisors is an integer number (34394088).

Almost surely, 2^240522401 is an apocalyptic number.

It is an amenable number.

240522401 is a deficient number, since it is larger than the sum of its proper divisors (34630303).

240522401 is a wasteful number, since it uses less digits than its factorization.

240522401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33751.

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

The square root of 240522401 is about 15508.7846396808. The cubic root of 240522401 is about 621.8970692605.

Adding to 240522401 its reverse (104225042), we get a palindrome (344747443).

The spelling of 240522401 in words is "two hundred forty million, five hundred twenty-two thousand, four hundred one".