355240313 has 8 divisors (see below), whose sum is σ = 392491008. Its totient is φ = 319806784.

The previous prime is 355240297. The next prime is 355240349. The reversal of 355240313 is 313042553.

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

It is a cyclic number.

It is not a de Polignac number, because 355240313 - 2⁴ = 355240297 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 (355240373) 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, 453881 + ... + 454662.

It is an arithmetic number, because the mean of its divisors is an integer number (49061376).

Almost surely, 2^355240313 is an apocalyptic number.

It is an amenable number.

355240313 is a deficient number, since it is larger than the sum of its proper divisors (37250695).

355240313 is a wasteful number, since it uses less digits than its factorization.

355240313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908583.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 355240313 is about 18847.8198473988. The cubic root of 355240313 is about 708.2296122116.

Adding to 355240313 its reverse (313042553), we get a palindrome (668282866).

It can be divided in two parts, 355240 and 313, that added together give a palindrome (355553).

The spelling of 355240313 in words is "three hundred fifty-five million, two hundred forty thousand, three hundred thirteen".