1138622 has 8 divisors (see below), whose sum is σ = 1744416. Its totient is φ = 557152.

The previous prime is 1138591. The next prime is 1138637. The reversal of 1138622 is 2268311.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5963 + ... + 6150.

It is an arithmetic number, because the mean of its divisors is an integer number (218052).

2^1138622 is an apocalyptic number.

1138622 is a deficient number, since it is larger than the sum of its proper divisors (605794).

1138622 is a wasteful number, since it uses less digits than its factorization.

1138622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12162.

The product of its digits is 576, while the sum is 23.

The square root of 1138622 is about 1067.0623224536. The cubic root of 1138622 is about 104.4222845028.

The spelling of 1138622 in words is "one million, one hundred thirty-eight thousand, six hundred twenty-two".