1157622 has 16 divisors (see below), whose sum is σ = 2395440. Its totient is φ = 372512.

The previous prime is 1157621. The next prime is 1157627. The reversal of 1157622 is 2267511.

1157622 is nontrivially palindromic in base 5.

It is a junction number, because it is equal to n+sod(n) for n = 1157592 and 1157601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3153 + ... + 3500.

It is an arithmetic number, because the mean of its divisors is an integer number (149715).

2^1157622 is an apocalyptic number.

1157622 is an abundant number, since it is smaller than the sum of its proper divisors (1237818).

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

1157622 is a wasteful number, since it uses less digits than its factorization.

1157622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6687.

The product of its digits is 840, while the sum is 24.

The square root of 1157622 is about 1075.9284362819. The cubic root of 1157622 is about 104.9999092970. Note that the first 4 decimals are identical.

The spelling of 1157622 in words is "one million, one hundred fifty-seven thousand, six hundred twenty-two".