10645434 has 48 divisors (see below), whose sum is σ = 25721280. Its totient is φ = 3162240.

The previous prime is 10645423. The next prime is 10645441. The reversal of 10645434 is 43454601.

10645434 is a `hidden beast` number, since 10 + 645 + 4 + 3 + 4 = 666.

It is a super-2 number, since 2×10645434² = 226650530096712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10645398 and 10645407.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4899 + ... + 6729.

It is an arithmetic number, because the mean of its divisors is an integer number (535860).

Almost surely, 2^10645434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10645434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12860640).

10645434 is an abundant number, since it is smaller than the sum of its proper divisors (15075846).

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

10645434 is a wasteful number, since it uses less digits than its factorization.

10645434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875 (or 1872 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 10645434 is about 3262.7341295300. The cubic root of 10645434 is about 219.9823264039.

The spelling of 10645434 in words is "ten million, six hundred forty-five thousand, four hundred thirty-four".