4945536 has 112 divisors (see below), whose sum is σ = 15050610. Its totient is φ = 1617408.

The previous prime is 4945519. The next prime is 4945537. The reversal of 4945536 is 6355494.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3779136 + 1166400 = 1944^2 + 1080^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 4945536.

It is not an unprimeable number, because it can be changed into a prime (4945537) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 93286 + ... + 93338.

Almost surely, 2^4945536 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 4945536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7525305).

4945536 is an abundant number, since it is smaller than the sum of its proper divisors (10105074).

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

4945536 is an frugal number, since it uses more digits than its factorization.

4945536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 58 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 4945536 is about 2223.8561104532. The cubic root of 4945536 is about 170.3744456819.

The spelling of 4945536 in words is "four million, nine hundred forty-five thousand, five hundred thirty-six".