75622 has 4 divisors (see below), whose sum is σ = 113436. Its totient is φ = 37810.

The previous prime is 75619. The next prime is 75629. The reversal of 75622 is 22657.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22657 = 139 ⋅163.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a nialpdrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 75593 and 75602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18904 + ... + 18907.

It is an arithmetic number, because the mean of its divisors is an integer number (28359).

2⁷⁵⁶²² is an apocalyptic number.

75622 is a deficient number, since it is larger than the sum of its proper divisors (37814).

75622 is a wasteful number, since it uses less digits than its factorization.

75622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37813.

The product of its digits is 840, while the sum is 22.

The square root of 75622 is about 274.9945454004. The cubic root of 75622 is about 42.2878935970.

The spelling of 75622 in words is "seventy-five thousand, six hundred twenty-two".