986934651 has 16 divisors (see below), whose sum is σ = 1389037440. Its totient is φ = 623314152.

The previous prime is 986934649. The next prime is 986934659. The reversal of 986934651 is 156439689.

It is not a de Polignac number, because 986934651 - 2¹ = 986934649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 986934594 and 986934603.

It is not an unprimeable number, because it can be changed into a prime (986934659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3405 + ... + 44558.

It is an arithmetic number, because the mean of its divisors is an integer number (86814840).

Almost surely, 2^986934651 is an apocalyptic number.

986934651 is a deficient number, since it is larger than the sum of its proper divisors (402102789).

986934651 is an equidigital number, since it uses as much as digits as its factorization.

986934651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48023 (or 47985 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 51.

The square root of 986934651 is about 31415.5160868002. The cubic root of 986934651 is about 995.6257777449.

The spelling of 986934651 in words is "nine hundred eighty-six million, nine hundred thirty-four thousand, six hundred fifty-one".