11250420 has 24 divisors (see below), whose sum is σ = 31501344. Its totient is φ = 3000096.

The previous prime is 11250419. The next prime is 11250433. The reversal of 11250420 is 2405211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11250420.

It is a congruent number.

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, 93694 + ... + 93813.

It is an arithmetic number, because the mean of its divisors is an integer number (1312556).

Almost surely, 2^11250420 is an apocalyptic number.

11250420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11250420 is an abundant number, since it is smaller than the sum of its proper divisors (20250924).

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

11250420 is a wasteful number, since it uses less digits than its factorization.

11250420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187519 (or 187517 counting only the distinct ones).

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

The square root of 11250420 is about 3354.1645755687. The cubic root of 11250420 is about 224.0730257228.

Adding to 11250420 its reverse (2405211), we get a palindrome (13655631).

The spelling of 11250420 in words is "eleven million, two hundred fifty thousand, four hundred twenty".