11247660 has 120 divisors (see below), whose sum is σ = 36224496. Its totient is φ = 2920320.

The previous prime is 11247631. The next prime is 11247683. The reversal of 11247660 is 6674211.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 85795 + ... + 85925.

Almost surely, 2^11247660 is an apocalyptic number.

11247660 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 11247660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18112248).

11247660 is an abundant number, since it is smaller than the sum of its proper divisors (24976836).

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

11247660 is a wasteful number, since it uses less digits than its factorization.

11247660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 11247660 is about 3353.7531215043. The cubic root of 11247660 is about 224.0547007141.

The spelling of 11247660 in words is "eleven million, two hundred forty-seven thousand, six hundred sixty".