338419845 has 24 divisors (see below), whose sum is σ = 587720952. Its totient is φ = 180144000.

The previous prime is 338419819. The next prime is 338419853. The reversal of 338419845 is 548914833.

It can be written as a sum of positive squares in 4 ways, for example, as 61496964 + 276922881 = 7842^2 + 16641^2 .

It is not a de Polignac number, because 338419845 - 2¹³ = 338411653 is a prime.

It is a super-2 number, since 2×338419845² = 229055982979648050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 338419845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17395 + ... + 31295.

It is an arithmetic number, because the mean of its divisors is an integer number (24488373).

Almost surely, 2^338419845 is an apocalyptic number.

It is an amenable number.

338419845 is a deficient number, since it is larger than the sum of its proper divisors (249301107).

338419845 is a wasteful number, since it uses less digits than its factorization.

338419845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14453 (or 14450 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 338419845 is about 18396.1910459747. The cubic root of 338419845 is about 696.8702760510.

The spelling of 338419845 in words is "three hundred thirty-eight million, four hundred nineteen thousand, eight hundred forty-five".