355979853 has 40 divisors (see below), whose sum is σ = 547836696. Its totient is φ = 230256000.

The previous prime is 355979837. The next prime is 355979861. The reversal of 355979853 is 358979553.

It is a happy number.

355979853 is a `hidden beast` number, since 3 + 559 + 7 + 9 + 85 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 141562404 + 214417449 = 11898^2 + 14643^2 .

It is not a de Polignac number, because 355979853 - 2⁴ = 355979837 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 355979853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355979053) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 433183 + ... + 434003.

Almost surely, 2^355979853 is an apocalyptic number.

It is an amenable number.

355979853 is a deficient number, since it is larger than the sum of its proper divisors (191856843).

355979853 is a wasteful number, since it uses less digits than its factorization.

355979853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987 (or 978 counting only the distinct ones).

The product of its digits is 5103000, while the sum is 54.

The square root of 355979853 is about 18867.4283621272. The cubic root of 355979853 is about 708.7207361731.

The spelling of 355979853 in words is "three hundred fifty-five million, nine hundred seventy-nine thousand, eight hundred fifty-three".