1749989634 has 32 divisors (see below), whose sum is σ = 3661652736. Its totient is φ = 556990080.

The previous prime is 1749989627. The next prime is 1749989663. The reversal of 1749989634 is 4369899471.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 64117 + ... + 87240.

It is an arithmetic number, because the mean of its divisors is an integer number (114426648).

Almost surely, 2^1749989634 is an apocalyptic number.

1749989634 is an abundant number, since it is smaller than the sum of its proper divisors (1911663102).

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

1749989634 is a wasteful number, since it uses less digits than its factorization.

1749989634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151450.

The product of its digits is 11757312, while the sum is 60.

The square root of 1749989634 is about 41832.8774291227. The cubic root of 1749989634 is about 1205.0687526987.

The spelling of 1749989634 in words is "one billion, seven hundred forty-nine million, nine hundred eighty-nine thousand, six hundred thirty-four".