350264021 has 2 divisors, whose sum is σ = 350264022. Its totient is φ = 350264020.

The previous prime is 350264011. The next prime is 350264023. The reversal of 350264021 is 120462053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 346480996 + 3783025 = 18614^2 + 1945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-350264021 is a prime.

Together with 350264023, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350264023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175132010 + 175132011.

It is an arithmetic number, because the mean of its divisors is an integer number (175132011).

Almost surely, 2^350264021 is an apocalyptic number.

It is an amenable number.

350264021 is a deficient number, since it is larger than the sum of its proper divisors (1).

350264021 is an equidigital number, since it uses as much as digits as its factorization.

350264021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 350264021 is about 18715.3418616920. The cubic root of 350264021 is about 704.9070319875.

The spelling of 350264021 in words is "three hundred fifty million, two hundred sixty-four thousand, twenty-one".