1722849441 has 8 divisors (see below), whose sum is σ = 2298046080. Its totient is φ = 1148109552.

The previous prime is 1722849419. The next prime is 1722849467. The reversal of 1722849441 is 1449482271.

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

It is not a de Polignac number, because 1722849441 - 2⁵ = 1722849409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1722849393 and 1722849402.

It is not an unprimeable number, because it can be changed into a prime (1722849941) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 105286 + ... + 120543.

It is an arithmetic number, because the mean of its divisors is an integer number (287255760).

Almost surely, 2^1722849441 is an apocalyptic number.

It is an amenable number.

1722849441 is a deficient number, since it is larger than the sum of its proper divisors (575196639).

1722849441 is a wasteful number, since it uses less digits than its factorization.

1722849441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228375.

The product of its digits is 129024, while the sum is 42.

The square root of 1722849441 is about 41507.2215523998. The cubic root of 1722849441 is about 1198.8065544388.

The spelling of 1722849441 in words is "one billion, seven hundred twenty-two million, eight hundred forty-nine thousand, four hundred forty-one".