355109990 has 8 divisors (see below), whose sum is σ = 639198000. Its totient is φ = 142043992.

The previous prime is 355109971. The next prime is 355110001. The reversal of 355109990 is 99901553.

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

It is a super-2 number, since 2×355109990² = 252206209995600200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 17755490 + ... + 17755509.

It is an arithmetic number, because the mean of its divisors is an integer number (79899750).

Almost surely, 2^355109990 is an apocalyptic number.

355109990 is a deficient number, since it is larger than the sum of its proper divisors (284088010).

355109990 is a wasteful number, since it uses less digits than its factorization.

355109990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35511006.

The product of its (nonzero) digits is 54675, while the sum is 41.

The square root of 355109990 is about 18844.3622869016. The cubic root of 355109990 is about 708.1429948866.

The spelling of 355109990 in words is "three hundred fifty-five million, one hundred nine thousand, nine hundred ninety".