1672788922 has 8 divisors (see below), whose sum is σ = 2867638176. Its totient is φ = 716909532.

The previous prime is 1672788917. The next prime is 1672788947. The reversal of 1672788922 is 2298872761.

It is a happy number.

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 1672788922.

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, 59742448 + ... + 59742475.

It is an arithmetic number, because the mean of its divisors is an integer number (358454772).

Almost surely, 2^1672788922 is an apocalyptic number.

1672788922 is a deficient number, since it is larger than the sum of its proper divisors (1194849254).

1672788922 is a wasteful number, since it uses less digits than its factorization.

1672788922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119484932.

The product of its digits is 1354752, while the sum is 52.

The square root of 1672788922 is about 40899.7423219267. The cubic root of 1672788922 is about 1187.0810747889.

The spelling of 1672788922 in words is "one billion, six hundred seventy-two million, seven hundred eighty-eight thousand, nine hundred twenty-two".