10099420 has 24 divisors (see below), whose sum is σ = 21297024. Its totient is φ = 4022976.

The previous prime is 10099403. The next prime is 10099429. The reversal of 10099420 is 2499001.

10099420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10099429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4629 + ... + 6451.

It is an arithmetic number, because the mean of its divisors is an integer number (887376).

Almost surely, 2^10099420 is an apocalyptic number.

10099420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10099420 is an abundant number, since it is smaller than the sum of its proper divisors (11197604).

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

10099420 is a wasteful number, since it uses less digits than its factorization.

10099420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2109 (or 2107 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 10099420 is about 3177.9584641716. The cubic root of 10099420 is about 216.1550955138.

The spelling of 10099420 in words is "ten million, ninety-nine thousand, four hundred twenty".