4100320 has 72 divisors (see below), whose sum is σ = 11290104. Its totient is φ = 1403136.

The previous prime is 4100311. The next prime is 4100381. The reversal of 4100320 is 230014.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 4100297 and 4100306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7579 + ... + 8101.

It is an arithmetic number, because the mean of its divisors is an integer number (156807).

Almost surely, 2^4100320 is an apocalyptic number.

4100320 is a gapful number since it is divisible by the number (40) 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 4100320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5645052).

4100320 is an abundant number, since it is smaller than the sum of its proper divisors (7189784).

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

4100320 is a wasteful number, since it uses less digits than its factorization.

4100320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552 (or 537 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 4100320 is about 2024.9246899576. The cubic root of 4100320 is about 160.0562302362.

Adding to 4100320 its reverse (230014), we get a palindrome (4330334).

The spelling of 4100320 in words is "four million, one hundred thousand, three hundred twenty".