355120530 has 16 divisors (see below), whose sum is σ = 852289344. Its totient is φ = 94698800.

The previous prime is 355120499. The next prime is 355120543. The reversal of 355120530 is 35021553.

It is a super-2 number, since 2×355120530² = 252221181654961800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 355120530.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5918646 + ... + 5918705.

It is an arithmetic number, because the mean of its divisors is an integer number (53268084).

Almost surely, 2^355120530 is an apocalyptic number.

355120530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

355120530 is an abundant number, since it is smaller than the sum of its proper divisors (497168814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

355120530 is a wasteful number, since it uses less digits than its factorization.

355120530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11837361.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 355120530 is about 18844.6419440646. The cubic root of 355120530 is about 708.1500009350.

The spelling of 355120530 in words is "three hundred fifty-five million, one hundred twenty thousand, five hundred thirty".