338734090 has 16 divisors (see below), whose sum is σ = 641812320. Its totient is φ = 128362320.

The previous prime is 338734063. The next prime is 338734093. The reversal of 338734090 is 90437833.

It is a super-2 number, since 2×338734090² = 229481567456256200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (338734093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 891216 + ... + 891595.

It is an arithmetic number, because the mean of its divisors is an integer number (40113270).

Almost surely, 2^338734090 is an apocalyptic number.

338734090 is a deficient number, since it is larger than the sum of its proper divisors (303078230).

338734090 is a wasteful number, since it uses less digits than its factorization.

338734090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782837.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 338734090 is about 18404.7300985372. The cubic root of 338734090 is about 697.0859058932.

The spelling of 338734090 in words is "three hundred thirty-eight million, seven hundred thirty-four thousand, ninety".