338864057 has 12 divisors (see below), whose sum is σ = 403805556. Its totient is φ = 283368960.

The previous prime is 338864051. The next prime is 338864059. The reversal of 338864057 is 750468833.

It can be written as a sum of positive squares in 2 ways, for example, as 168065296 + 170798761 = 12964^2 + 13069^2 .

It is not a de Polignac number, because 338864057 - 2¹⁴ = 338847673 is a prime.

It is a super-2 number, since 2×338864057² = 229657698252998498, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338863999 and 338864017.

It is not an unprimeable number, because it can be changed into a prime (338864051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82328 + ... + 86345.

It is an arithmetic number, because the mean of its divisors is an integer number (33650463).

Almost surely, 2^338864057 is an apocalyptic number.

It is an amenable number.

338864057 is a deficient number, since it is larger than the sum of its proper divisors (64941499).

338864057 is a wasteful number, since it uses less digits than its factorization.

338864057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168728 (or 168721 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 338864057 is about 18408.2605642141. The cubic root of 338864057 is about 697.1750481654.

The spelling of 338864057 in words is "three hundred thirty-eight million, eight hundred sixty-four thousand, fifty-seven".