825945662 has 4 divisors (see below), whose sum is σ = 1238918496. Its totient is φ = 412972830.

The previous prime is 825945641. The next prime is 825945667. The reversal of 825945662 is 266549528.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825945667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206486414 + ... + 206486417.

It is an arithmetic number, because the mean of its divisors is an integer number (309729624).

Almost surely, 2^825945662 is an apocalyptic number.

825945662 is a deficient number, since it is larger than the sum of its proper divisors (412972834).

825945662 is a wasteful number, since it uses less digits than its factorization.

825945662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412972833.

The product of its digits is 1036800, while the sum is 47.

The square root of 825945662 is about 28739.2703804394. The cubic root of 825945662 is about 938.2469446790.

The spelling of 825945662 in words is "eight hundred twenty-five million, nine hundred forty-five thousand, six hundred sixty-two".