4494672 has 150 divisors (see below), whose sum is σ = 15803242. Its totient is φ = 1185408.

The previous prime is 4494671. The next prime is 4494701. The reversal of 4494672 is 2764944.

It can be written as a sum of positive squares in only one way, i.e., 3111696 + 1382976 = 1764^2 + 1176^2 .

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 nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4494671) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 345738 + ... + 345750.

Almost surely, 2^4494672 is an apocalyptic number.

4494672 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4494672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7901621).

4494672 is an abundant number, since it is smaller than the sum of its proper divisors (11308570).

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

4494672 is a wasteful number, since it uses less digits than its factorization.

4494672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55 (or 25 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 4494672 is about 2120.0641499728. The cubic root of 4494672 is about 165.0311786811.

The spelling of 4494672 in words is "four million, four hundred ninety-four thousand, six hundred seventy-two".