10504140 has 24 divisors (see below), whose sum is σ = 29411760. Its totient is φ = 2801088.

The previous prime is 10504129. The next prime is 10504157. The reversal of 10504140 is 4140501.

It is a super-2 number, since 2×10504140² = 220673914279200, which contains 22 as substring.

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

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87475 + ... + 87594.

It is an arithmetic number, because the mean of its divisors is an integer number (1225490).

Almost surely, 2^10504140 is an apocalyptic number.

10504140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10504140 is an abundant number, since it is smaller than the sum of its proper divisors (18907620).

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

10504140 is a wasteful number, since it uses less digits than its factorization.

10504140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175081 (or 175079 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 10504140 is about 3241.0091021162. The cubic root of 10504140 is about 219.0047329100.

Adding to 10504140 its reverse (4140501), we get a palindrome (14644641).

The spelling of 10504140 in words is "ten million, five hundred four thousand, one hundred forty".