4643956 has 6 divisors (see below), whose sum is σ = 8126930. Its totient is φ = 2321976.

The previous prime is 4643939. The next prime is 4643959. The reversal of 4643956 is 6593464.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4553956 + 90000 = 2134^2 + 300^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4643959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580491 + ... + 580498.

Almost surely, 2^4643956 is an apocalyptic number.

It is an amenable number.

4643956 is a deficient number, since it is larger than the sum of its proper divisors (3482974).

4643956 is a wasteful number, since it uses less digits than its factorization.

4643956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160993 (or 1160991 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 4643956 is about 2154.9839906598. The cubic root of 4643956 is about 166.8384060838.

The spelling of 4643956 in words is "four million, six hundred forty-three thousand, nine hundred fifty-six".