4041720 has 96 divisors (see below), whose sum is σ = 13384800. Its totient is φ = 1057536.

The previous prime is 4041691. The next prime is 4041731. The reversal of 4041720 is 271404.

4041720 = T₂₁₆ + T₂₁₇ + ... + T₃₂₄.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4041693 and 4041702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37026 + ... + 37134.

It is an arithmetic number, because the mean of its divisors is an integer number (139425).

Almost surely, 2^4041720 is an apocalyptic number.

4041720 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 4041720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6692400).

4041720 is an abundant number, since it is smaller than the sum of its proper divisors (9343080).

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

4041720 is a wasteful number, since it uses less digits than its factorization.

4041720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 4041720 is about 2010.4029446855. The cubic root of 4041720 is about 159.2900839453.

It can be divided in two parts, 4041 and 720, that added together give a square (4761 = 69²).

The spelling of 4041720 in words is "four million, forty-one thousand, seven hundred twenty".