976869 has 6 divisors (see below), whose sum is σ = 1411046. Its totient is φ = 651240.

The previous prime is 976853. The next prime is 976883. The reversal of 976869 is 968679.

It can be written as a sum of positive squares in only one way, i.e., 950625 + 26244 = 975^2 + 162^2 .

It is not a de Polignac number, because 976869 - 2⁴ = 976853 is a prime.

It is a super-2 number, since 2×976869² = 1908546086322, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (976849) 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, 54262 + ... + 54279.

2⁹⁷⁶⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

976869 is a deficient number, since it is larger than the sum of its proper divisors (434177).

976869 is a wasteful number, since it uses less digits than its factorization.

976869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108547 (or 108544 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 976869 is about 988.3668347329. The cubic root of 976869 is about 99.2229441487. Note that the first 3 decimals are identical.

The spelling of 976869 in words is "nine hundred seventy-six thousand, eight hundred sixty-nine".