4267520 has 40 divisors (see below), whose sum is σ = 10238184. Its totient is φ = 1705984.

The previous prime is 4267517. The next prime is 4267531. The reversal of 4267520 is 257624.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 4267520.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1727 + ... + 3393.

Almost surely, 2^4267520 is an apocalyptic number.

4267520 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 4267520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5119092).

4267520 is an abundant number, since it is smaller than the sum of its proper divisors (5970664).

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

4267520 is an equidigital number, since it uses as much as digits as its factorization.

4267520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690 (or 1674 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 4267520 is about 2065.7976667622. The cubic root of 4267520 is about 162.2028652981.

The spelling of 4267520 in words is "four million, two hundred sixty-seven thousand, five hundred twenty".