11621434 has 8 divisors (see below), whose sum is σ = 19016928. Its totient is φ = 5282460.

The previous prime is 11621419. The next prime is 11621437. The reversal of 11621434 is 43412611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 528247 = 11621434 / (1 + 1 + 6 + 2 + 1 + 4 + 3 + 4).

It is not an unprimeable number, because it can be changed into a prime (11621437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264102 + ... + 264145.

It is an arithmetic number, because the mean of its divisors is an integer number (2377116).

Almost surely, 2^11621434 is an apocalyptic number.

11621434 is a deficient number, since it is larger than the sum of its proper divisors (7395494).

11621434 is a wasteful number, since it uses less digits than its factorization.

11621434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528260.

The product of its digits is 576, while the sum is 22.

The square root of 11621434 is about 3409.0224405246. The cubic root of 11621434 is about 226.5095792592.

The spelling of 11621434 in words is "eleven million, six hundred twenty-one thousand, four hundred thirty-four".