338253901 has 2 divisors, whose sum is σ = 338253902. Its totient is φ = 338253900.

The previous prime is 338253887. The next prime is 338253907. The reversal of 338253901 is 109352833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197262025 + 140991876 = 14045^2 + 11874^2 .

It is a cyclic number.

It is not a de Polignac number, because 338253901 - 2¹⁵ = 338221133 is a prime.

It is a super-2 number, since 2×338253901² = 228831403083435602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338253907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169126950 + 169126951.

It is an arithmetic number, because the mean of its divisors is an integer number (169126951).

Almost surely, 2^338253901 is an apocalyptic number.

It is an amenable number.

338253901 is a deficient number, since it is larger than the sum of its proper divisors (1).

338253901 is an equidigital number, since it uses as much as digits as its factorization.

338253901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 338253901 is about 18391.6802114434. The cubic root of 338253901 is about 696.7563540992.

The spelling of 338253901 in words is "three hundred thirty-eight million, two hundred fifty-three thousand, nine hundred one".