825074674 has 4 divisors (see below), whose sum is σ = 1237612014. Its totient is φ = 412537336.

The previous prime is 825074659. The next prime is 825074681. The reversal of 825074674 is 476470528.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 812649049 + 12425625 = 28507^2 + 3525^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 825074674.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206268667 + ... + 206268670.

Almost surely, 2^825074674 is an apocalyptic number.

825074674 is a deficient number, since it is larger than the sum of its proper divisors (412537340).

825074674 is a wasteful number, since it uses less digits than its factorization.

825074674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412537339.

The product of its (nonzero) digits is 376320, while the sum is 43.

The square root of 825074674 is about 28724.1131107646. The cubic root of 825074674 is about 937.9170241642.

The spelling of 825074674 in words is "eight hundred twenty-five million, seventy-four thousand, six hundred seventy-four".