338455738 has 16 divisors (see below), whose sum is σ = 520923816. Its totient is φ = 164828160.

The previous prime is 338455729. The next prime is 338455757. The reversal of 338455738 is 837554833.

It can be written as a sum of positive squares in 4 ways, for example, as 271821169 + 66634569 = 16487^2 + 8163^2 .

It is a super-2 number, since 2×338455738² = 229104573170249288, 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, 52120 + ... + 58252.

Almost surely, 2^338455738 is an apocalyptic number.

338455738 is a deficient number, since it is larger than the sum of its proper divisors (182468078).

338455738 is a wasteful number, since it uses less digits than its factorization.

338455738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6849.

The product of its digits is 1209600, while the sum is 46.

The square root of 338455738 is about 18397.1665753181. The cubic root of 338455738 is about 696.8949119985.

The spelling of 338455738 in words is "three hundred thirty-eight million, four hundred fifty-five thousand, seven hundred thirty-eight".