10650420 has 144 divisors (see below), whose sum is σ = 36644160. Its totient is φ = 2566080.

The previous prime is 10650407. The next prime is 10650421. The reversal of 10650420 is 2405601.

It is a happy number.

10650420 is a `hidden beast` number, since 10 + 650 + 4 + 2 + 0 = 666.

It is a super-2 number, since 2×10650420² = 226862892352800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10650393 and 10650402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10650421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65259 + ... + 65421.

Almost surely, 2^10650420 is an apocalyptic number.

10650420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10650420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18322080).

10650420 is an abundant number, since it is smaller than the sum of its proper divisors (25993740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10650420 is a wasteful number, since it uses less digits than its factorization.

10650420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 10650420 is about 3263.4981231801. The cubic root of 10650420 is about 220.0166654042.

The spelling of 10650420 in words is "ten million, six hundred fifty thousand, four hundred twenty".