98782947 has 6 divisors (see below), whose sum is σ = 142686492. Its totient is φ = 65855292.

The previous prime is 98782921. The next prime is 98782963. The reversal of 98782947 is 74928789.

It is not a de Polignac number, because 98782947 - 2⁷ = 98782819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98782893 and 98782902.

It is not an unprimeable number, because it can be changed into a prime (98782967) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5487933 + ... + 5487950.

It is an arithmetic number, because the mean of its divisors is an integer number (23781082).

Almost surely, 2^98782947 is an apocalyptic number.

98782947 is a deficient number, since it is larger than the sum of its proper divisors (43903545).

98782947 is a wasteful number, since it uses less digits than its factorization.

98782947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10975889 (or 10975886 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 54.

The square root of 98782947 is about 9938.9610624049. The cubic root of 98782947 is about 462.2681722991.

The spelling of 98782947 in words is "ninety-eight million, seven hundred eighty-two thousand, nine hundred forty-seven".