949869 has 6 divisors (see below), whose sum is σ = 1372046. Its totient is φ = 633240.

The previous prime is 949853. The next prime is 949889. The reversal of 949869 is 968949.

It can be written as a sum of positive squares in only one way, i.e., 927369 + 22500 = 963^2 + 150^2 .

It is not a de Polignac number, because 949869 - 2⁴ = 949853 is a prime.

It is a super-2 number, since 2×949869² = 1804502234322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (949849) 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, 52762 + ... + 52779.

2⁹⁴⁹⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

949869 is a deficient number, since it is larger than the sum of its proper divisors (422177).

949869 is a wasteful number, since it uses less digits than its factorization.

949869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105547 (or 105544 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 949869 is about 974.6122305820. The cubic root of 949869 is about 98.3002384719.

The spelling of 949869 in words is "nine hundred forty-nine thousand, eight hundred sixty-nine".