3516870021 has 8 divisors (see below), whose sum is σ = 5359040064. Its totient is φ = 2009640000.

The previous prime is 3516870011. The next prime is 3516870023. The reversal of 3516870021 is 1200786153.

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

It is not a de Polignac number, because 3516870021 - 2⁶ = 3516869957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3516870023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83734980 + ... + 83735021.

It is an arithmetic number, because the mean of its divisors is an integer number (669880008).

Almost surely, 2^3516870021 is an apocalyptic number.

It is an amenable number.

3516870021 is a deficient number, since it is larger than the sum of its proper divisors (1842170043).

3516870021 is a wasteful number, since it uses less digits than its factorization.

3516870021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167470011.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 3516870021 is about 59303.2041377192. The cubic root of 3516870021 is about 1520.7299732752.

The spelling of 3516870021 in words is "three billion, five hundred sixteen million, eight hundred seventy thousand, twenty-one".