4062720 has 120 divisors (see below), whose sum is σ = 13577256. Its totient is φ = 1036288.

The previous prime is 4062701. The next prime is 4062749. The reversal of 4062720 is 272604.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 176629 + ... + 176651.

Almost surely, 2^4062720 is an apocalyptic number.

4062720 is a gapful number since it is divisible by the number (40) 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 4062720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6788628).

4062720 is an abundant number, since it is smaller than the sum of its proper divisors (9514536).

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

4062720 is an equidigital number, since it uses as much as digits as its factorization.

4062720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72 (or 33 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 4062720 is about 2015.6190116190. The cubic root of 4062720 is about 159.5654877291.

The spelling of 4062720 in words is "four million, sixty-two thousand, seven hundred twenty".