338948019 has 6 divisors (see below), whose sum is σ = 489591596. Its totient is φ = 225965340.

The previous prime is 338947997. The next prime is 338948041. The reversal of 338948019 is 910849833.

It is an interprime number because it is at equal distance from previous prime (338947997) and next prime (338948041).

It is not a de Polignac number, because 338948019 - 2⁷ = 338947891 is a prime.

It is a super-2 number, since 2×338948019² = 229771519168048722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338948069) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18830437 + ... + 18830454.

Almost surely, 2^338948019 is an apocalyptic number.

338948019 is a deficient number, since it is larger than the sum of its proper divisors (150643577).

338948019 is a wasteful number, since it uses less digits than its factorization.

338948019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37660897 (or 37660894 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 338948019 is about 18410.5409752131. The cubic root of 338948019 is about 697.2326242309.

The spelling of 338948019 in words is "three hundred thirty-eight million, nine hundred forty-eight thousand, nineteen".