1622974338 has 24 divisors (see below), whose sum is σ = 3701521200. Its totient is φ = 512518104.

The previous prime is 1622974313. The next prime is 1622974349. The reversal of 1622974338 is 8334792261.

It is a junction number, because it is equal to n+sod(n) for n = 1622974293 and 1622974302.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2372428 + ... + 2373111.

It is an arithmetic number, because the mean of its divisors is an integer number (154230050).

Almost surely, 2^1622974338 is an apocalyptic number.

1622974338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1622974338 is an abundant number, since it is smaller than the sum of its proper divisors (2078546862).

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

1622974338 is a wasteful number, since it uses less digits than its factorization.

1622974338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4745566 (or 4745563 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 1622974338 is about 40286.1556617158. The cubic root of 1622974338 is about 1175.1786269552.

The spelling of 1622974338 in words is "one billion, six hundred twenty-two million, nine hundred seventy-four thousand, three hundred thirty-eight".