10345020 has 48 divisors (see below), whose sum is σ = 33105408. Its totient is φ = 2364480.

The previous prime is 10345003. The next prime is 10345043. The reversal of 10345020 is 2054301.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11896 + ... + 12735.

It is an arithmetic number, because the mean of its divisors is an integer number (689696).

Almost surely, 2^10345020 is an apocalyptic number.

10345020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10345020 is an abundant number, since it is smaller than the sum of its proper divisors (22760388).

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

10345020 is a wasteful number, since it uses less digits than its factorization.

10345020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24650 (or 24648 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 10345020 is about 3216.3675163140. The cubic root of 10345020 is about 217.8932507689.

Adding to 10345020 its reverse (2054301), we get a palindrome (12399321).

The spelling of 10345020 in words is "ten million, three hundred forty-five thousand, twenty".