772001286 has 64 divisors (see below), whose sum is σ = 1860019200. Its totient is φ = 208930176.

The previous prime is 772001281. The next prime is 772001287. The reversal of 772001286 is 682100277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772001281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58575 + ... + 70533.

It is an arithmetic number, because the mean of its divisors is an integer number (29062800).

Almost surely, 2^772001286 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 772001286, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (930009600).

772001286 is an abundant number, since it is smaller than the sum of its proper divisors (1088017914).

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

772001286 is a wasteful number, since it uses less digits than its factorization.

772001286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12053.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 772001286 is about 27784.9111209664. The cubic root of 772001286 is about 917.3590320636.

The spelling of 772001286 in words is "seven hundred seventy-two million, one thousand, two hundred eighty-six".