10097940 has 96 divisors (see below), whose sum is σ = 29998080. Its totient is φ = 2534400.

The previous prime is 10097939. The next prime is 10097947. The reversal of 10097940 is 4979001.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 10097898 and 10097907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10097947) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113416 + ... + 113504.

It is an arithmetic number, because the mean of its divisors is an integer number (312480).

Almost surely, 2^10097940 is an apocalyptic number.

10097940 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 10097940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14999040).

10097940 is an abundant number, since it is smaller than the sum of its proper divisors (19900140).

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

10097940 is a wasteful number, since it uses less digits than its factorization.

10097940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 10097940 is about 3177.7256017473. The cubic root of 10097940 is about 216.1445363210.

The spelling of 10097940 in words is "ten million, ninety-seven thousand, nine hundred forty".