338690797 has 4 divisors (see below), whose sum is σ = 350369820. Its totient is φ = 327011776.

The previous prime is 338690767. The next prime is 338690809. The reversal of 338690797 is 797096833.

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 278022276 + 60668521 = 16674^2 + 7789^2 .

It is a cyclic number.

It is not a de Polignac number, because 338690797 - 2²⁷ = 204473069 is a prime.

It is a super-2 number, since 2×338690797² = 229422911944990418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338690767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5839468 + ... + 5839525.

It is an arithmetic number, because the mean of its divisors is an integer number (87592455).

Almost surely, 2^338690797 is an apocalyptic number.

It is an amenable number.

338690797 is a deficient number, since it is larger than the sum of its proper divisors (11679023).

338690797 is a wasteful number, since it uses less digits than its factorization.

338690797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11679022.

The product of its (nonzero) digits is 1714608, while the sum is 52.

The square root of 338690797 is about 18403.5539230878. The cubic root of 338690797 is about 697.0562068590.

The spelling of 338690797 in words is "three hundred thirty-eight million, six hundred ninety thousand, seven hundred ninety-seven".