1741689985 has 16 divisors (see below), whose sum is σ = 2397117312. Its totient is φ = 1190044800.

The previous prime is 1741689949. The next prime is 1741690003. The reversal of 1741689985 is 5899861471.

It is not a de Polignac number, because 1741689985 - 2¹⁷ = 1741558913 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78711 + ... + 98380.

It is an arithmetic number, because the mean of its divisors is an integer number (149819832).

Almost surely, 2^1741689985 is an apocalyptic number.

It is an amenable number.

1741689985 is a deficient number, since it is larger than the sum of its proper divisors (655427327).

1741689985 is a wasteful number, since it uses less digits than its factorization.

1741689985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177384.

The product of its digits is 4354560, while the sum is 58.

The square root of 1741689985 is about 41733.5594575876. The cubic root of 1741689985 is about 1203.1606459647.

The spelling of 1741689985 in words is "one billion, seven hundred forty-one million, six hundred eighty-nine thousand, nine hundred eighty-five".