355623799 has 8 divisors (see below), whose sum is σ = 383648400. Its totient is φ = 328388736.

The previous prime is 355623773. The next prime is 355623859. The reversal of 355623799 is 997326553.

It is a happy number.

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 355623799 - 2¹⁵ = 355591031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355624799) 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, 196449 + ... + 198250.

It is an arithmetic number, because the mean of its divisors is an integer number (47956050).

Almost surely, 2^355623799 is an apocalyptic number.

355623799 is a deficient number, since it is larger than the sum of its proper divisors (28024601).

355623799 is a wasteful number, since it uses less digits than its factorization.

355623799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394769.

The product of its digits is 1530900, while the sum is 49.

The square root of 355623799 is about 18857.9903224071. The cubic root of 355623799 is about 708.4843678979.

The spelling of 355623799 in words is "three hundred fifty-five million, six hundred twenty-three thousand, seven hundred ninety-nine".