10330020 has 36 divisors (see below), whose sum is σ = 31334940. Its totient is φ = 2754624.

The previous prime is 10330009. The next prime is 10330027. The reversal of 10330020 is 2003301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5560164 + 4769856 = 2358^2 + 2184^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10329984 and 10330011.

It is not an unprimeable number, because it can be changed into a prime (10330027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28515 + ... + 28874.

It is an arithmetic number, because the mean of its divisors is an integer number (870415).

Almost surely, 2^10330020 is an apocalyptic number.

10330020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10330020 is an abundant number, since it is smaller than the sum of its proper divisors (21004920).

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

10330020 is a wasteful number, since it uses less digits than its factorization.

10330020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57404 (or 57399 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 10330020 is about 3214.0348473531. The cubic root of 10330020 is about 217.7878867151.

Adding to 10330020 its reverse (2003301), we get a palindrome (12333321).

The spelling of 10330020 in words is "ten million, three hundred thirty thousand, twenty".