10491016 has 8 divisors (see below), whose sum is σ = 19670670. Its totient is φ = 5245504.

The previous prime is 10491001. The next prime is 10491037. The reversal of 10491016 is 61019401.

It can be written as a sum of positive squares in only one way, i.e., 9922500 + 568516 = 3150^2 + 754^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10491016² = 220122833424512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655681 + ... + 655696.

Almost surely, 2^10491016 is an apocalyptic number.

It is an amenable number.

10491016 is a deficient number, since it is larger than the sum of its proper divisors (9179654).

10491016 is a wasteful number, since it uses less digits than its factorization.

10491016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311383 (or 1311379 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 10491016 is about 3238.9837912531. The cubic root of 10491016 is about 218.9134858406.

The spelling of 10491016 in words is "ten million, four hundred ninety-one thousand, sixteen".