10643516 has 24 divisors (see below), whose sum is σ = 20180160. Its totient is φ = 4882752.

The previous prime is 10643497. The next prime is 10643527. The reversal of 10643516 is 61534601.

It is a super-2 number, since 2×10643516² = 226568865684512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

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, 9725 + ... + 10763.

It is an arithmetic number, because the mean of its divisors is an integer number (840840).

Almost surely, 2^10643516 is an apocalyptic number.

It is an amenable number.

10643516 is a deficient number, since it is larger than the sum of its proper divisors (9536644).

10643516 is a wasteful number, since it uses less digits than its factorization.

10643516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253 (or 1251 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 10643516 is about 3262.4401910227. The cubic root of 10643516 is about 219.9691141214.

The spelling of 10643516 in words is "ten million, six hundred forty-three thousand, five hundred sixteen".