825562716 has 96 divisors (see below), whose sum is σ = 2175054336. Its totient is φ = 241536000.

The previous prime is 825562709. The next prime is 825562723. The reversal of 825562716 is 617265528.

It is an interprime number because it is at equal distance from previous prime (825562709) and next prime (825562723).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 556696 + ... + 558176.

It is an arithmetic number, because the mean of its divisors is an integer number (22656816).

Almost surely, 2^825562716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 825562716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1087527168).

825562716 is an abundant number, since it is smaller than the sum of its proper divisors (1349491620).

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

825562716 is a wasteful number, since it uses less digits than its factorization.

825562716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643 (or 1641 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 825562716 is about 28732.6071911339. The cubic root of 825562716 is about 938.1019176011.

The spelling of 825562716 in words is "eight hundred twenty-five million, five hundred sixty-two thousand, seven hundred sixteen".