11404620 has 72 divisors (see below), whose sum is σ = 36638784. Its totient is φ = 2861568.

The previous prime is 11404567. The next prime is 11404633. The reversal of 11404620 is 2640411.

11404620 is a `hidden beast` number, since 1 + 1 + 40 + 4 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11404593 and 11404602.

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, 1197 + ... + 4923.

It is an arithmetic number, because the mean of its divisors is an integer number (508872).

Almost surely, 2^11404620 is an apocalyptic number.

11404620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11404620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18319392).

11404620 is an abundant number, since it is smaller than the sum of its proper divisors (25234164).

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

11404620 is a wasteful number, since it uses less digits than its factorization.

11404620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3759 (or 3754 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 11404620 is about 3377.0726968782. The cubic root of 11404620 is about 225.0921104349.

The spelling of 11404620 in words is "eleven million, four hundred four thousand, six hundred twenty".