10646530 has 8 divisors (see below), whose sum is σ = 19163772. Its totient is φ = 4258608.

The previous prime is 10646507. The next prime is 10646533. The reversal of 10646530 is 3564601.

It can be written as a sum of positive squares in 2 ways, for example, as 8661249 + 1985281 = 2943^2 + 1409^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10646530² = 226697202081800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10646495 and 10646504.

It is not an unprimeable number, because it can be changed into a prime (10646533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 532317 + ... + 532336.

Almost surely, 2^10646530 is an apocalyptic number.

10646530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10646530 is a deficient number, since it is larger than the sum of its proper divisors (8517242).

10646530 is a wasteful number, since it uses less digits than its factorization.

10646530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064660.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 10646530 is about 3262.9020825026. The cubic root of 10646530 is about 219.9898755671.

The spelling of 10646530 in words is "ten million, six hundred forty-six thousand, five hundred thirty".