350573681 has 4 divisors (see below), whose sum is σ = 355806192. Its totient is φ = 345341172.

The previous prime is 350573669. The next prime is 350573701. The reversal of 350573681 is 186375053.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 186375053 = 41 ⋅4545733.

It is a cyclic number.

It is not a de Polignac number, because 350573681 - 2¹⁴ = 350557297 is a prime.

It is a super-2 number, since 2×350573681² = 245803811619779522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (350573081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2616155 + ... + 2616288.

It is an arithmetic number, because the mean of its divisors is an integer number (88951548).

Almost surely, 2^350573681 is an apocalyptic number.

It is an amenable number.

350573681 is a deficient number, since it is larger than the sum of its proper divisors (5232511).

350573681 is an equidigital number, since it uses as much as digits as its factorization.

350573681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5232510.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 350573681 is about 18723.6129259286. The cubic root of 350573681 is about 705.1147012543.

The spelling of 350573681 in words is "three hundred fifty million, five hundred seventy-three thousand, six hundred eighty-one".