10538516 has 6 divisors (see below), whose sum is σ = 18442410. Its totient is φ = 5269256.

The previous prime is 10538509. The next prime is 10538519. The reversal of 10538516 is 61583501.

It can be written as a sum of positive squares in only one way, i.e., 8976016 + 1562500 = 2996^2 + 1250^2 .

It is a super-2 number, since 2×10538516² = 222120638964512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10538519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1317311 + ... + 1317318.

It is an arithmetic number, because the mean of its divisors is an integer number (3073735).

Almost surely, 2^10538516 is an apocalyptic number.

It is an amenable number.

10538516 is a deficient number, since it is larger than the sum of its proper divisors (7903894).

10538516 is a wasteful number, since it uses less digits than its factorization.

10538516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2634633 (or 2634631 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 10538516 is about 3246.3080568547. The cubic root of 10538516 is about 219.2433787824.

The spelling of 10538516 in words is "ten million, five hundred thirty-eight thousand, five hundred sixteen".