949644 has 36 divisors (see below), whose sum is σ = 2491944. Its totient is φ = 316224.

The previous prime is 949643. The next prime is 949649. The reversal of 949644 is 446949.

949644 is a `hidden beast` number, since 9 + 4 + 9 + 644 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 949599 and 949608.

It is not an unprimeable number, because it can be changed into a prime (949643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 484 + ... + 1460.

2⁹⁴⁹⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 949644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1245972).

949644 is an abundant number, since it is smaller than the sum of its proper divisors (1542300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

949644 is a wasteful number, since it uses less digits than its factorization.

949644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996 (or 982 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 949644 is about 974.4967932220. The cubic root of 949644 is about 98.2924762435.

The spelling of 949644 in words is "nine hundred forty-nine thousand, six hundred forty-four".