338147825 has 6 divisors (see below), whose sum is σ = 419303334. Its totient is φ = 270518240.

The previous prime is 338147809. The next prime is 338147839. The reversal of 338147825 is 528741833.

It can be written as a sum of positive squares in 3 ways, for example, as 56445169 + 281702656 = 7513^2 + 16784^2 .

It is not a de Polignac number, because 338147825 - 2⁴ = 338147809 is a prime.

It is a super-2 number, since 2×338147825² = 228687903104461250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6762932 + ... + 6762981.

It is an arithmetic number, because the mean of its divisors is an integer number (69883889).

Almost surely, 2^338147825 is an apocalyptic number.

It is an amenable number.

338147825 is a deficient number, since it is larger than the sum of its proper divisors (81155509).

338147825 is a wasteful number, since it uses less digits than its factorization.

338147825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13525923 (or 13525918 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 338147825 is about 18388.7961813709. The cubic root of 338147825 is about 696.6835125108.

The spelling of 338147825 in words is "three hundred thirty-eight million, one hundred forty-seven thousand, eight hundred twenty-five".