11860000 has 60 divisors (see below), whose sum is σ = 29226582. Its totient is φ = 4736000.

The previous prime is 11859997. The next prime is 11860021. The reversal of 11860000 is 6811.

It can be written as a sum of positive squares in 5 ways, for example, as 327184 + 11532816 = 572^2 + 3396^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 19704 + ... + 20296.

Almost surely, 2^11860000 is an apocalyptic number.

11860000 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 11860000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14613291).

11860000 is an abundant number, since it is smaller than the sum of its proper divisors (17366582).

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

11860000 is an frugal number, since it uses more digits than its factorization.

11860000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623 (or 600 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 11860000 is about 3443.8350715445. The cubic root of 11860000 is about 228.0490301860.

Adding to 11860000 its reverse (6811), we get a palindrome (11866811).

The spelling of 11860000 in words is "eleven million, eight hundred sixty thousand".