338890225 has 12 divisors (see below), whose sum is σ = 421138224. Its totient is φ = 270522320.

The previous prime is 338890207. The next prime is 338890241. The reversal of 338890225 is 522098833.

It is not a de Polignac number, because 338890225 - 2⁵ = 338890193 is a prime.

It is a super-2 number, since 2×338890225² = 229693169201101250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2839 + ... + 26188.

It is an arithmetic number, because the mean of its divisors is an integer number (35094852).

Almost surely, 2^338890225 is an apocalyptic number.

It is an amenable number.

338890225 is a deficient number, since it is larger than the sum of its proper divisors (82247999).

338890225 is a wasteful number, since it uses less digits than its factorization.

338890225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29504 (or 29499 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 338890225 is about 18408.9713183545. The cubic root of 338890225 is about 697.1929936184.

The spelling of 338890225 in words is "three hundred thirty-eight million, eight hundred ninety thousand, two hundred twenty-five".