3489400285 has 8 divisors (see below), whose sum is σ = 4785463296. Its totient is φ = 2392731600.

The previous prime is 3489400259. The next prime is 3489400307. The reversal of 3489400285 is 5820049843.

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

It is not a de Polignac number, because 3489400285 - 2⁵ = 3489400253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49848541 + ... + 49848610.

It is an arithmetic number, because the mean of its divisors is an integer number (598182912).

Almost surely, 2^3489400285 is an apocalyptic number.

3489400285 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3489400285 is a deficient number, since it is larger than the sum of its proper divisors (1296063011).

3489400285 is an equidigital number, since it uses as much as digits as its factorization.

3489400285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99697163.

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 3489400285 is about 59071.1459597662. The cubic root of 3489400285 is about 1516.7602228378.

The spelling of 3489400285 in words is "three billion, four hundred eighty-nine million, four hundred thousand, two hundred eighty-five".