3490143285 has 16 divisors (see below), whose sum is σ = 5594022720. Its totient is φ = 1858145280.

The previous prime is 3490143281. The next prime is 3490143287. The reversal of 3490143285 is 5823410943.

It is not a de Polignac number, because 3490143285 - 2² = 3490143281 is a prime.

It is a super-2 number, since 2×3490143285² = 24362200299661182450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3490143281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195180 + ... + 212309.

It is an arithmetic number, because the mean of its divisors is an integer number (349626420).

Almost surely, 2^3490143285 is an apocalyptic number.

It is an amenable number.

3490143285 is a deficient number, since it is larger than the sum of its proper divisors (2103879435).

3490143285 is a wasteful number, since it uses less digits than its factorization.

3490143285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408068.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 3490143285 is about 59077.4346514809. The cubic root of 3490143285 is about 1516.8678700719.

The spelling of 3490143285 in words is "three billion, four hundred ninety million, one hundred forty-three thousand, two hundred eighty-five".