338257066 has 16 divisors (see below), whose sum is σ = 580293504. Its totient is φ = 144861264.

The previous prime is 338257037. The next prime is 338257099. The reversal of 338257066 is 660752833.

It is a super-2 number, since 2×338257066² = 228835685397856712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12811 + ... + 28993.

It is an arithmetic number, because the mean of its divisors is an integer number (36268344).

Almost surely, 2^338257066 is an apocalyptic number.

338257066 is a deficient number, since it is larger than the sum of its proper divisors (242036438).

338257066 is a wasteful number, since it uses less digits than its factorization.

338257066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17685.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 338257066 is about 18391.7662555830. The cubic root of 338257066 is about 696.7585272468.

The spelling of 338257066 in words is "three hundred thirty-eight million, two hundred fifty-seven thousand, sixty-six".