3437820216 has 24 divisors (see below), whose sum is σ = 9310763280. Its totient is φ = 1145940048.

The previous prime is 3437820209. The next prime is 3437820241. The reversal of 3437820216 is 6120287343.

It is a happy number.

3437820216 is a `hidden beast` number, since 3 + 437 + 8 + 2 + 0 + 216 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 23873680 + ... + 23873823.

It is an arithmetic number, because the mean of its divisors is an integer number (387948470).

Almost surely, 2^3437820216 is an apocalyptic number.

3437820216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3437820216 is an abundant number, since it is smaller than the sum of its proper divisors (5872943064).

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

3437820216 is a wasteful number, since it uses less digits than its factorization.

3437820216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47747515 (or 47747508 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 3437820216 is about 58632.9277454230. The cubic root of 3437820216 is about 1509.2495453719.

The spelling of 3437820216 in words is "three billion, four hundred thirty-seven million, eight hundred twenty thousand, two hundred sixteen".