1742171085 has 160 divisors (see below), whose sum is σ = 3509193600. Its totient is φ = 823011840.

The previous prime is 1742171029. The next prime is 1742171099. The reversal of 1742171085 is 5801712471.

It is not a de Polignac number, because 1742171085 - 2⁷ = 1742170957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 8256630 + ... + 8256840.

It is an arithmetic number, because the mean of its divisors is an integer number (21932460).

Almost surely, 2^1742171085 is an apocalyptic number.

1742171085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1742171085 is an abundant number, since it is smaller than the sum of its proper divisors (1767022515).

1742171085 is a wasteful number, since it uses less digits than its factorization.

1742171085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 36.

The square root of 1742171085 is about 41739.3230060096. The cubic root of 1742171085 is about 1203.2714171703.

The spelling of 1742171085 in words is "one billion, seven hundred forty-two million, one hundred seventy-one thousand, eighty-five".