1622381146 has 8 divisors (see below), whose sum is σ = 2449688544. Its totient is φ = 805818300.

The previous prime is 1622381113. The next prime is 1622381161. The reversal of 1622381146 is 6411832261.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2685760 + ... + 2686363.

It is an arithmetic number, because the mean of its divisors is an integer number (306211068).

Almost surely, 2^1622381146 is an apocalyptic number.

1622381146 is a deficient number, since it is larger than the sum of its proper divisors (827307398).

1622381146 is a wasteful number, since it uses less digits than its factorization.

1622381146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5372276.

The product of its digits is 13824, while the sum is 34.

The square root of 1622381146 is about 40278.7927574797. The cubic root of 1622381146 is about 1175.0354348149.

The spelling of 1622381146 in words is "one billion, six hundred twenty-two million, three hundred eighty-one thousand, one hundred forty-six".