338805136 has 20 divisors (see below), whose sum is σ = 662460700. Its totient is φ = 167847552.

The previous prime is 338805109. The next prime is 338805143. The reversal of 338805136 is 631508833.

It can be written as a sum of positive squares in 2 ways, for example, as 132710400 + 206094736 = 11520^2 + 14356^2 .

It is a super-2 number, since 2×338805136² = 229577840359956992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338805095 and 338805104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95391 + ... + 98878.

It is an arithmetic number, because the mean of its divisors is an integer number (33123035).

Almost surely, 2^338805136 is an apocalyptic number.

It is an amenable number.

338805136 is a deficient number, since it is larger than the sum of its proper divisors (323655564).

338805136 is a wasteful number, since it uses less digits than its factorization.

338805136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194386 (or 194380 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 338805136 is about 18406.6600989968. The cubic root of 338805136 is about 697.1346380252.

The spelling of 338805136 in words is "three hundred thirty-eight million, eight hundred five thousand, one hundred thirty-six".