11538622 has 4 divisors (see below), whose sum is σ = 17307936. Its totient is φ = 5769310.

The previous prime is 11538601. The next prime is 11538629. The reversal of 11538622 is 22683511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22683511 = 19 ⋅1193869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11538629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2884654 + ... + 2884657.

It is an arithmetic number, because the mean of its divisors is an integer number (4326984).

Almost surely, 2^11538622 is an apocalyptic number.

11538622 is a deficient number, since it is larger than the sum of its proper divisors (5769314).

11538622 is an equidigital number, since it uses as much as digits as its factorization.

11538622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5769313.

The product of its digits is 2880, while the sum is 28.

The square root of 11538622 is about 3396.8547216506. The cubic root of 11538622 is about 225.9702756741.

The spelling of 11538622 in words is "eleven million, five hundred thirty-eight thousand, six hundred twenty-two".