4213456 has 40 divisors (see below), whose sum is σ = 8999424. Its totient is φ = 1898880.

The previous prime is 4213423. The next prime is 4213457. The reversal of 4213456 is 6543124.

It is a super-2 number, since 2×4213456² = 35506422927872, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4213456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4213457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9561 + ... + 9991.

Almost surely, 2^4213456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4213456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4499712).

4213456 is an abundant number, since it is smaller than the sum of its proper divisors (4785968).

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

4213456 is a wasteful number, since it uses less digits than its factorization.

4213456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499 (or 493 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 4213456 is about 2052.6704557722. The cubic root of 4213456 is about 161.5149848550.

The spelling of 4213456 in words is "four million, two hundred thirteen thousand, four hundred fifty-six".