338903066 has 4 divisors (see below), whose sum is σ = 508354602. Its totient is φ = 169451532.

The previous prime is 338903051. The next prime is 338903087. The reversal of 338903066 is 660309833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 660309833 = 8117 ⋅81349.

It can be written as a sum of positive squares in only one way, i.e., 294294025 + 44609041 = 17155^2 + 6679^2 .

It is a super-2 number, since 2×338903066² = 229710576288400712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84725765 + ... + 84725768.

Almost surely, 2^338903066 is an apocalyptic number.

338903066 is a deficient number, since it is larger than the sum of its proper divisors (169451536).

338903066 is a wasteful number, since it uses less digits than its factorization.

338903066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169451535.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 338903066 is about 18409.3200852177. The cubic root of 338903066 is about 697.2017993629.

The spelling of 338903066 in words is "three hundred thirty-eight million, nine hundred three thousand, sixty-six".