355240401 has 8 divisors (see below), whose sum is σ = 489986880. Its totient is φ = 228660432.

The previous prime is 355240373. The next prime is 355240427. The reversal of 355240401 is 104042553.

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

It is not a de Polignac number, because 355240401 - 2⁹ = 355239889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (355240001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2041525 + ... + 2041698.

It is an arithmetic number, because the mean of its divisors is an integer number (61248360).

Almost surely, 2^355240401 is an apocalyptic number.

It is an amenable number.

355240401 is a deficient number, since it is larger than the sum of its proper divisors (134746479).

355240401 is a wasteful number, since it uses less digits than its factorization.

355240401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4083255.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 355240401 is about 18847.8221818862. The cubic root of 355240401 is about 708.2296706924.

Adding to 355240401 its reverse (104042553), we get a palindrome (459282954).

The spelling of 355240401 in words is "three hundred fifty-five million, two hundred forty thousand, four hundred one".