4380522 has 16 divisors (see below), whose sum is σ = 8975232. Its totient is φ = 1424480.

The previous prime is 4380499. The next prime is 4380547. The reversal of 4380522 is 2250834.

It is a junction number, because it is equal to n+sod(n) for n = 4380492 and 4380501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8658 + ... + 9149.

It is an arithmetic number, because the mean of its divisors is an integer number (560952).

Almost surely, 2^4380522 is an apocalyptic number.

4380522 is an abundant number, since it is smaller than the sum of its proper divisors (4594710).

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

4380522 is a wasteful number, since it uses less digits than its factorization.

4380522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17853.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4380522 is about 2092.9696605541. The cubic root of 4380522 is about 163.6220973533.

The spelling of 4380522 in words is "four million, three hundred eighty thousand, five hundred twenty-two".