828234425 has 12 divisors (see below), whose sum is σ = 1027420476. Its totient is φ = 662323200.

The previous prime is 828234413. The next prime is 828234431. The reversal of 828234425 is 524432828.

It can be written as a sum of positive squares in 6 ways, for example, as 4946176 + 823288249 = 2224^2 + 28693^2 .

It is not a de Polignac number, because 828234425 - 2⁶ = 828234361 is a prime.

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, 79097 + ... + 88953.

It is an arithmetic number, because the mean of its divisors is an integer number (85618373).

Almost surely, 2^828234425 is an apocalyptic number.

It is an amenable number.

828234425 is a deficient number, since it is larger than the sum of its proper divisors (199186051).

828234425 is a wasteful number, since it uses less digits than its factorization.

828234425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13228 (or 13223 counting only the distinct ones).

The product of its digits is 122880, while the sum is 38.

The square root of 828234425 is about 28779.0622675583. The cubic root of 828234425 is about 939.1127984009.

The spelling of 828234425 in words is "eight hundred twenty-eight million, two hundred thirty-four thousand, four hundred twenty-five".