1622097 has 6 divisors (see below), whose sum is σ = 2343042. Its totient is φ = 1081392.

The previous prime is 1622081. The next prime is 1622141. The reversal of 1622097 is 7902261.

It can be written as a sum of positive squares in only one way, i.e., 1382976 + 239121 = 1176^2 + 489^2 .

It is not a de Polignac number, because 1622097 - 2⁴ = 1622081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1622097.

It is not an unprimeable number, because it can be changed into a prime (1622077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 90108 + ... + 90125.

It is an arithmetic number, because the mean of its divisors is an integer number (390507).

2^1622097 is an apocalyptic number.

It is an amenable number.

1622097 is a deficient number, since it is larger than the sum of its proper divisors (720945).

1622097 is a wasteful number, since it uses less digits than its factorization.

1622097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180239 (or 180236 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 1622097 is about 1273.6157191241. The cubic root of 1622097 is about 117.4966831718.

The spelling of 1622097 in words is "one million, six hundred twenty-two thousand, ninety-seven".