11671470 has 48 divisors (see below), whose sum is σ = 31095792. Its totient is φ = 3035520.

The previous prime is 11671421. The next prime is 11671493. The reversal of 11671470 is 7417611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2109 + ... + 5271.

It is an arithmetic number, because the mean of its divisors is an integer number (647829).

Almost surely, 2^11671470 is an apocalyptic number.

11671470 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 11671470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15547896).

11671470 is an abundant number, since it is smaller than the sum of its proper divisors (19424322).

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

11671470 is a wasteful number, since it uses less digits than its factorization.

11671470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3217 (or 3214 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

The square root of 11671470 is about 3416.3533189645. The cubic root of 11671470 is about 226.8341922825.

The spelling of 11671470 in words is "eleven million, six hundred seventy-one thousand, four hundred seventy".