338526641 has 4 divisors (see below), whose sum is σ = 341632500. Its totient is φ = 335420784.

The previous prime is 338526631. The next prime is 338526691. The reversal of 338526641 is 146625833.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 201753616 + 136773025 = 14204^2 + 11695^2 .

It is a cyclic number.

It is not a de Polignac number, because 338526641 - 2²⁶ = 271417777 is a prime.

It is a super-2 number, since 2×338526641² = 229200573333485762, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 338526595 and 338526604.

It is not an unprimeable number, because it can be changed into a prime (338526611) 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, 1552766 + ... + 1552983.

It is an arithmetic number, because the mean of its divisors is an integer number (85408125).

Almost surely, 2^338526641 is an apocalyptic number.

It is an amenable number.

338526641 is a deficient number, since it is larger than the sum of its proper divisors (3105859).

338526641 is a wasteful number, since it uses less digits than its factorization.

338526641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105858.

The product of its digits is 103680, while the sum is 38.

The square root of 338526641 is about 18399.0934831040. The cubic root of 338526641 is about 696.9435727089.

The spelling of 338526641 in words is "three hundred thirty-eight million, five hundred twenty-six thousand, six hundred forty-one".