11775672 has 32 divisors (see below), whose sum is σ = 32710800. Its totient is φ = 3925152.

The previous prime is 11775641. The next prime is 11775677. The reversal of 11775672 is 27657711.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11775677) 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, 27043 + ... + 27474.

Almost surely, 2^11775672 is an apocalyptic number.

11775672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11775672 is an abundant number, since it is smaller than the sum of its proper divisors (20935128).

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

11775672 is a wasteful number, since it uses less digits than its factorization.

11775672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54532 (or 54522 counting only the distinct ones).

The product of its digits is 20580, while the sum is 36.

The square root of 11775672 is about 3431.5699031201. The cubic root of 11775672 is about 227.5072460760.

The spelling of 11775672 in words is "eleven million, seven hundred seventy-five thousand, six hundred seventy-two".