4263522 has 32 divisors (see below), whose sum is σ = 8942400. Its totient is φ = 1353408.

The previous prime is 4263509. The next prime is 4263527. The reversal of 4263522 is 2253624.

It is a d-powerful number, because it can be written as 4⁴ + 2⁸ + 6² + 3² + 5⁵ + 2¹⁶ + 2²² .

It is a junction number, because it is equal to n+sod(n) for n = 4263492 and 4263501.

It is not an unprimeable number, because it can be changed into a prime (4263527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18504 + ... + 18732.

It is an arithmetic number, because the mean of its divisors is an integer number (279450).

Almost surely, 2^4263522 is an apocalyptic number.

4263522 is an abundant number, since it is smaller than the sum of its proper divisors (4678878).

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

4263522 is a wasteful number, since it uses less digits than its factorization.

4263522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370.

The product of its digits is 2880, while the sum is 24.

The square root of 4263522 is about 2064.8297750662. The cubic root of 4263522 is about 162.1521965512.

The spelling of 4263522 in words is "four million, two hundred sixty-three thousand, five hundred twenty-two".