1616224738 has 8 divisors (see below), whose sum is σ = 2425655232. Its totient is φ = 807672996.

The previous prime is 1616224699. The next prime is 1616224751. The reversal of 1616224738 is 8374226161.

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

It is a super-2 number, since 2×1616224738² = 5224364807446337288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1616224738.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215070 + ... + 222457.

It is an arithmetic number, because the mean of its divisors is an integer number (303206904).

Almost surely, 2^1616224738 is an apocalyptic number.

1616224738 is a deficient number, since it is larger than the sum of its proper divisors (809430494).

1616224738 is a wasteful number, since it uses less digits than its factorization.

1616224738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439376.

The product of its digits is 96768, while the sum is 40.

The square root of 1616224738 is about 40202.2976706556. The cubic root of 1616224738 is about 1173.5472585974.

The spelling of 1616224738 in words is "one billion, six hundred sixteen million, two hundred twenty-four thousand, seven hundred thirty-eight".