10543616 has 20 divisors (see below), whose sum is σ = 21067662. Its totient is φ = 5271552.

The previous prime is 10543583. The next prime is 10543619. The reversal of 10543616 is 61634501.

It can be written as a sum of positive squares in only one way, i.e., 6150400 + 4393216 = 2480^2 + 2096^2 .

It is a super-2 number, since 2×10543616² = 222335676710912, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (10543619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9785 + ... + 10808.

Almost surely, 2^10543616 is an apocalyptic number.

10543616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10543616 is a deficient number, since it is larger than the sum of its proper divisors (10524046).

10543616 is an frugal number, since it uses more digits than its factorization.

10543616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20611 (or 20595 counting only the distinct ones).

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

The square root of 10543616 is about 3247.0934695509. The cubic root of 10543616 is about 219.2787398937.

The spelling of 10543616 in words is "ten million, five hundred forty-three thousand, six hundred sixteen".