1623154042 has 8 divisors (see below), whose sum is σ = 2434906656. Its totient is φ = 811518492.

The previous prime is 1623154019. The next prime is 1623154087. The reversal of 1623154042 is 2404513261.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1623154042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27153 + ... + 63115.

It is an arithmetic number, because the mean of its divisors is an integer number (304363332).

Almost surely, 2^1623154042 is an apocalyptic number.

1623154042 is a deficient number, since it is larger than the sum of its proper divisors (811752614).

1623154042 is a wasteful number, since it uses less digits than its factorization.

1623154042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58532.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1623154042 is about 40288.3859443388. The cubic root of 1623154042 is about 1175.2219992791.

The spelling of 1623154042 in words is "one billion, six hundred twenty-three million, one hundred fifty-four thousand, forty-two".