10520330 has 16 divisors (see below), whose sum is σ = 19590120. Its totient is φ = 4062912.

The previous prime is 10520309. The next prime is 10520371. The reversal of 10520330 is 3302501.

It can be written as a sum of positive squares in 4 ways, for example, as 9740641 + 779689 = 3121^2 + 883^2 .

It is a super-2 number, since 2×10520330² = 221354686617800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17849 + ... + 18428.

Almost surely, 2^10520330 is an apocalyptic number.

10520330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10520330 is a deficient number, since it is larger than the sum of its proper divisors (9069790).

10520330 is a wasteful number, since it uses less digits than its factorization.

10520330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36313.

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 10520330 is about 3243.5058193257. The cubic root of 10520330 is about 219.1171922683.

Adding to 10520330 its reverse (3302501), we get a palindrome (13822831).

The spelling of 10520330 in words is "ten million, five hundred twenty thousand, three hundred thirty".