4245864 has 64 divisors (see below), whose sum is σ = 12288000. Its totient is φ = 1197504.

The previous prime is 4245851. The next prime is 4245881. The reversal of 4245864 is 4685424.

It is a super-2 number, since 2×4245864² = 36054722212992, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21237 + ... + 21435.

It is an arithmetic number, because the mean of its divisors is an integer number (192000).

Almost surely, 2^4245864 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 4245864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6144000).

4245864 is an abundant number, since it is smaller than the sum of its proper divisors (8042136).

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

4245864 is a wasteful number, since it uses less digits than its factorization.

4245864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 338 counting only the distinct ones).

The product of its digits is 30720, while the sum is 33.

The square root of 4245864 is about 2060.5494412899. The cubic root of 4245864 is about 161.9280277764.

The spelling of 4245864 in words is "four million, two hundred forty-five thousand, eight hundred sixty-four".