959440249 has 4 divisors (see below), whose sum is σ = 964411636. Its totient is φ = 954468864.

The previous prime is 959440231. The next prime is 959440267. The reversal of 959440249 is 942044959.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 942044959 = 179 ⋅5262821.

It is an interprime number because it is at equal distance from previous prime (959440231) and next prime (959440267).

It can be written as a sum of positive squares in 2 ways, for example, as 674337024 + 285103225 = 25968^2 + 16885^2 .

It is a cyclic number.

It is not a de Polignac number, because 959440249 - 2⁷ = 959440121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 959440199 and 959440208.

It is not an unprimeable number, because it can be changed into a prime (959440649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2485404 + ... + 2485789.

It is an arithmetic number, because the mean of its divisors is an integer number (241102909).

Almost surely, 2^959440249 is an apocalyptic number.

It is an amenable number.

959440249 is a deficient number, since it is larger than the sum of its proper divisors (4971387).

959440249 is a wasteful number, since it uses less digits than its factorization.

959440249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4971386.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 959440249 is about 30974.8325096359. The cubic root of 959440249 is about 986.2930612508.

The spelling of 959440249 in words is "nine hundred fifty-nine million, four hundred forty thousand, two hundred forty-nine".