11648670 has 48 divisors (see below), whose sum is σ = 30738960. Its totient is φ = 2823040.

The previous prime is 11648641. The next prime is 11648713. The reversal of 11648670 is 7684611.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2026 + ... + 5234.

It is an arithmetic number, because the mean of its divisors is an integer number (640395).

Almost surely, 2^11648670 is an apocalyptic number.

11648670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11648670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15369480).

11648670 is an abundant number, since it is smaller than the sum of its proper divisors (19090290).

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

11648670 is a wasteful number, since it uses less digits than its factorization.

11648670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3241 (or 3230 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 11648670 is about 3413.0147963348. The cubic root of 11648670 is about 226.6863905366.

The spelling of 11648670 in words is "eleven million, six hundred forty-eight thousand, six hundred seventy".