986620772 has 12 divisors (see below), whose sum is σ = 1828150380. Its totient is φ = 464292096.

The previous prime is 986620763. The next prime is 986620777. The reversal of 986620772 is 277026689.

It can be written as a sum of positive squares in 2 ways, for example, as 404170816 + 582449956 = 20104^2 + 24134^2 .

It is not an unprimeable number, because it can be changed into a prime (986620777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7254497 + ... + 7254632.

It is an arithmetic number, because the mean of its divisors is an integer number (152345865).

Almost surely, 2^986620772 is an apocalyptic number.

It is an amenable number.

986620772 is a deficient number, since it is larger than the sum of its proper divisors (841529608).

986620772 is a wasteful number, since it uses less digits than its factorization.

986620772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14509150 (or 14509148 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 47.

The square root of 986620772 is about 31410.5200848378. The cubic root of 986620772 is about 995.5202188617.

The spelling of 986620772 in words is "nine hundred eighty-six million, six hundred twenty thousand, seven hundred seventy-two".