10421744 has 20 divisors (see below), whose sum is σ = 20243496. Its totient is φ = 5197632.

The previous prime is 10421713. The next prime is 10421779. The reversal of 10421744 is 44712401.

It is a happy number.

10421744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10421744² = 217225496003072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9782 + ... + 10794.

Almost surely, 2^10421744 is an apocalyptic number.

It is an amenable number.

10421744 is a deficient number, since it is larger than the sum of its proper divisors (9821752).

10421744 is a wasteful number, since it uses less digits than its factorization.

10421744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664 (or 1658 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 10421744 is about 3228.2726031115. The cubic root of 10421744 is about 218.4305940941.

The spelling of 10421744 in words is "ten million, four hundred twenty-one thousand, seven hundred forty-four".