10481240 has 128 divisors (see below), whose sum is σ = 30481920. Its totient is φ = 3148800.

The previous prime is 10481239. The next prime is 10481243. The reversal of 10481240 is 4218401.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10481243) 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, 126239 + ... + 126321.

It is an arithmetic number, because the mean of its divisors is an integer number (238140).

Almost surely, 2^10481240 is an apocalyptic number.

10481240 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 10481240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15240960).

10481240 is an abundant number, since it is smaller than the sum of its proper divisors (20000680).

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

10481240 is a wasteful number, since it uses less digits than its factorization.

10481240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 10481240 is about 3237.4743242225. The cubic root of 10481240 is about 218.8454669017.

Adding to 10481240 its reverse (4218401), we get a palindrome (14699641).

The spelling of 10481240 in words is "ten million, four hundred eighty-one thousand, two hundred forty".