1728464413 has 8 divisors (see below), whose sum is σ = 1892973600. Its totient is φ = 1568462448.

The previous prime is 1728464401. The next prime is 1728464431. The reversal of 1728464413 is 3144648271.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1728464413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1728464483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126003 + ... + 1127536.

It is an arithmetic number, because the mean of its divisors is an integer number (236621700).

Almost surely, 2^1728464413 is an apocalyptic number.

1728464413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1728464413 is a deficient number, since it is larger than the sum of its proper divisors (164509187).

1728464413 is a wasteful number, since it uses less digits than its factorization.

1728464413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253611.

The product of its digits is 129024, while the sum is 40.

The square root of 1728464413 is about 41574.8050266023. The cubic root of 1728464413 is about 1200.1074933799.

The spelling of 1728464413 in words is "one billion, seven hundred twenty-eight million, four hundred sixty-four thousand, four hundred thirteen".