3428489217924 has 81 divisors (see below), whose sum is σ = 8747034761829. Its totient is φ = 1132301439360.

The previous prime is 3428489217919. The next prime is 3428489217941. The reversal of 3428489217924 is 4297129848243.

It is a happy number.

The square root of 3428489217924 is 1851618.

It is a perfect power (a square), and thus also a powerful number.

3428489217924 is a `hidden beast` number, since 3 + 42 + 8 + 489 + 21 + 7 + 92 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 60412724100 + 3368076493824 = 245790^2 + 1835232^2 .

It is a super-2 number, since 2×3428489217924² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1255395639 + ... + 1255398369.

Almost surely, 2^{3428489217924} is an apocalyptic number.

3428489217924 is the 1851618-th square number.

It is an amenable number.

3428489217924 is an abundant number, since it is smaller than the sum of its proper divisors (5318545543905).

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

3428489217924 is an equidigital number, since it uses as much as digits as its factorization.

3428489217924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5698 (or 2849 counting only the distinct ones).

The product of its digits is 55738368, while the sum is 63.

The spelling of 3428489217924 in words is "three trillion, four hundred twenty-eight billion, four hundred eighty-nine million, two hundred seventeen thousand, nine hundred twenty-four".