240401465 has 8 divisors (see below), whose sum is σ = 289018248. Its totient is φ = 191963520.

The previous prime is 240401453. The next prime is 240401477. The reversal of 240401465 is 564104042.

240401465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (240401453) and next prime (240401477).

It can be written as a sum of positive squares in 4 ways, for example, as 36711481 + 203689984 = 6059^2 + 14272^2 .

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

It is not a de Polignac number, because 240401465 - 2¹² = 240397369 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41732 + ... + 47141.

It is an arithmetic number, because the mean of its divisors is an integer number (36127281).

Almost surely, 2^240401465 is an apocalyptic number.

It is an amenable number.

240401465 is a deficient number, since it is larger than the sum of its proper divisors (48616783).

240401465 is an equidigital number, since it uses as much as digits as its factorization.

240401465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89419.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 240401465 is about 15504.8851978981. The cubic root of 240401465 is about 621.7928206853.

The spelling of 240401465 in words is "two hundred forty million, four hundred one thousand, four hundred sixty-five".