10662621 has 8 divisors (see below), whose sum is σ = 15053184. Its totient is φ = 6690240.

The previous prime is 10662611. The next prime is 10662647. The reversal of 10662621 is 12626601.

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

It is not a de Polignac number, because 10662621 - 2⁶ = 10662557 is a prime.

It is a super-2 number, since 2×10662621² = 227382973179282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10662591 and 10662600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10662611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104485 + ... + 104586.

It is an arithmetic number, because the mean of its divisors is an integer number (1881648).

Almost surely, 2^10662621 is an apocalyptic number.

It is an amenable number.

10662621 is a deficient number, since it is larger than the sum of its proper divisors (4390563).

10662621 is a wasteful number, since it uses less digits than its factorization.

10662621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209091.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 10662621 is about 3265.3669012838. The cubic root of 10662621 is about 220.1006495383.

The spelling of 10662621 in words is "ten million, six hundred sixty-two thousand, six hundred twenty-one".