1622373949 has 8 divisors (see below), whose sum is σ = 1855721088. Its totient is φ = 1389421680.

The previous prime is 1622373913. The next prime is 1622373953. The reversal of 1622373949 is 9493732261.

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

It is a cyclic number.

It is not a de Polignac number, because 1622373949 - 2⁷ = 1622373821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1622373899 and 1622373908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1622373989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89857 + ... + 106390.

It is an arithmetic number, because the mean of its divisors is an integer number (231965136).

Almost surely, 2^1622373949 is an apocalyptic number.

It is an amenable number.

1622373949 is a deficient number, since it is larger than the sum of its proper divisors (233347139).

1622373949 is a wasteful number, since it uses less digits than its factorization.

1622373949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197435.

The product of its digits is 489888, while the sum is 46.

The square root of 1622373949 is about 40278.7034175630. The cubic root of 1622373949 is about 1175.0336972983.

The spelling of 1622373949 in words is "one billion, six hundred twenty-two million, three hundred seventy-three thousand, nine hundred forty-nine".