11627421 has 16 divisors (see below), whose sum is σ = 16758336. Its totient is φ = 7128576.

The previous prime is 11627419. The next prime is 11627431. The reversal of 11627421 is 12472611.

It is not a de Polignac number, because 11627421 - 2¹ = 11627419 is a prime.

It is a super-2 number, since 2×11627421² = 270393838222482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11627391 and 11627400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11627401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16941 + ... + 17613.

It is an arithmetic number, because the mean of its divisors is an integer number (1047396).

Almost surely, 2^11627421 is an apocalyptic number.

It is an amenable number.

11627421 is a deficient number, since it is larger than the sum of its proper divisors (5130915).

11627421 is a wasteful number, since it uses less digits than its factorization.

11627421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132.

The product of its digits is 672, while the sum is 24.

The square root of 11627421 is about 3409.9004384293. The cubic root of 11627421 is about 226.5484694696.

The spelling of 11627421 in words is "eleven million, six hundred twenty-seven thousand, four hundred twenty-one".