1729112652 has 36 divisors (see below), whose sum is σ = 4374651736. Its totient is φ = 575864640.

The previous prime is 1729112647. The next prime is 1729112677. The reversal of 1729112652 is 2562119271.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21648 + ... + 62664.

Almost surely, 2^1729112652 is an apocalyptic number.

1729112652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1729112652 is an abundant number, since it is smaller than the sum of its proper divisors (2645539084).

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

1729112652 is a wasteful number, since it uses less digits than its factorization.

1729112652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42198 (or 42193 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The square root of 1729112652 is about 41582.6003515894. The cubic root of 1729112652 is about 1200.2575030729.

The spelling of 1729112652 in words is "one billion, seven hundred twenty-nine million, one hundred twelve thousand, six hundred fifty-two".