1151622 has 24 divisors (see below), whose sum is σ = 2518776. Its totient is φ = 380256.

The previous prime is 1151611. The next prime is 1151629. The reversal of 1151622 is 2261511.

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 = 1151595 and 1151604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2233 + ... + 2699.

It is an arithmetic number, because the mean of its divisors is an integer number (104949).

2^1151622 is an apocalyptic number.

1151622 is an abundant number, since it is smaller than the sum of its proper divisors (1367154).

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

1151622 is a wasteful number, since it uses less digits than its factorization.

1151622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612 (or 609 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 1151622 is about 1073.1365243994. The cubic root of 1151622 is about 104.8181887705.

It can be divided in two parts, 11516 and 22, that multiplied together give a palindrome (253352).

The spelling of 1151622 in words is "one million, one hundred fifty-one thousand, six hundred twenty-two".