4549436 has 24 divisors (see below), whose sum is σ = 8655360. Its totient is φ = 2084400.

The previous prime is 4549393. The next prime is 4549439. The reversal of 4549436 is 6349454.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 4549396 and 4549405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4549439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1391 + ... + 3321.

It is an arithmetic number, because the mean of its divisors is an integer number (360640).

Almost surely, 2^4549436 is an apocalyptic number.

It is an amenable number.

4549436 is a deficient number, since it is larger than the sum of its proper divisors (4105924).

4549436 is a wasteful number, since it uses less digits than its factorization.

4549436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985 (or 1983 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 4549436 is about 2132.9406930339. The cubic root of 4549436 is about 165.6987326154.

The spelling of 4549436 in words is "four million, five hundred forty-nine thousand, four hundred thirty-six".