350764021 has 2 divisors, whose sum is σ = 350764022. Its totient is φ = 350764020.

The previous prime is 350764003. The next prime is 350764031. The reversal of 350764021 is 120467053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 342435025 + 8328996 = 18505^2 + 2886^2 .

It is a cyclic number.

It is not a de Polignac number, because 350764021 - 2⁵ = 350763989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350764031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175382010 + 175382011.

It is an arithmetic number, because the mean of its divisors is an integer number (175382011).

Almost surely, 2^350764021 is an apocalyptic number.

It is an amenable number.

350764021 is a deficient number, since it is larger than the sum of its proper divisors (1).

350764021 is an equidigital number, since it uses as much as digits as its factorization.

350764021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 350764021 is about 18728.6951227254. The cubic root of 350764021 is about 705.2422895068.

It can be divided in two parts, 3507 and 64021, that added together give a triangular number (67528 = T₃₆₇).

The spelling of 350764021 in words is "three hundred fifty million, seven hundred sixty-four thousand, twenty-one".