11641506 has 16 divisors (see below), whose sum is σ = 23323584. Its totient is φ = 3873744.

The previous prime is 11641501. The next prime is 11641517. The reversal of 11641506 is 60514611.

It is not an unprimeable number, because it can be changed into a prime (11641501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3075 + ... + 5721.

It is an arithmetic number, because the mean of its divisors is an integer number (1457724).

Almost surely, 2^11641506 is an apocalyptic number.

11641506 is an abundant number, since it is smaller than the sum of its proper divisors (11682078).

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

11641506 is a wasteful number, since it uses less digits than its factorization.

11641506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 11641506 is about 3411.9651229167. The cubic root of 11641506 is about 226.6399098558.

The spelling of 11641506 in words is "eleven million, six hundred forty-one thousand, five hundred six".