1673995722 has 128 divisors (see below), whose sum is σ = 4245504000. Its totient is φ = 438177600.

The previous prime is 1673995721. The next prime is 1673995727. The reversal of 1673995722 is 2275993761.

1673995722 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1673995721) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1211472 + ... + 1212852.

It is an arithmetic number, because the mean of its divisors is an integer number (33168000).

Almost surely, 2^1673995722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1673995722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2122752000).

1673995722 is an abundant number, since it is smaller than the sum of its proper divisors (2571508278).

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

1673995722 is a wasteful number, since it uses less digits than its factorization.

1673995722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457 (or 1443 counting only the distinct ones).

The product of its digits is 1428840, while the sum is 51.

The square root of 1673995722 is about 40914.4928112277. The cubic root of 1673995722 is about 1187.3664714421.

The spelling of 1673995722 in words is "one billion, six hundred seventy-three million, nine hundred ninety-five thousand, seven hundred twenty-two".