682020851 has 8 divisors (see below), whose sum is σ = 690026064. Its totient is φ = 674062560.

The previous prime is 682020793. The next prime is 682020887. The reversal of 682020851 is 158020286.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 682020851 - 2¹⁰ = 682019827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (682022851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17945 + ... + 41061.

It is an arithmetic number, because the mean of its divisors is an integer number (86253258).

Almost surely, 2^682020851 is an apocalyptic number.

682020851 is a deficient number, since it is larger than the sum of its proper divisors (8005213).

682020851 is a wasteful number, since it uses less digits than its factorization.

682020851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23461.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 682020851 is about 26115.5289243775. The cubic root of 682020851 is about 880.2361844522.

The spelling of 682020851 in words is "six hundred eighty-two million, twenty thousand, eight hundred fifty-one".