825493400 has 24 divisors (see below), whose sum is σ = 1919272620. Its totient is φ = 330197280.

The previous prime is 825493373. The next prime is 825493411. The reversal of 825493400 is 4394528.

It is a congruent 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, 2063534 + ... + 2063933.

Almost surely, 2^825493400 is an apocalyptic number.

It is an amenable number.

825493400 is an abundant number, since it is smaller than the sum of its proper divisors (1093779220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

825493400 is a wasteful number, since it uses less digits than its factorization.

825493400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4127483 (or 4127474 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 825493400 is about 28731.4009404345. The cubic root of 825493400 is about 938.0756618560.

The spelling of 825493400 in words is "eight hundred twenty-five million, four hundred ninety-three thousand, four hundred".