3700021834 has 8 divisors (see below), whose sum is σ = 5550410340. Its totient is φ = 1849885056.

The previous prime is 3700021813. The next prime is 3700021837. The reversal of 3700021834 is 4381200073.

3700021834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3607804225 + 92217609 = 60065^2 + 9603^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3700021837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20449 + ... + 88420.

Almost surely, 2^3700021834 is an apocalyptic number.

3700021834 is a deficient number, since it is larger than the sum of its proper divisors (1850388506).

3700021834 is a wasteful number, since it uses less digits than its factorization.

3700021834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125864.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 3700021834 is about 60827.8047770919. The cubic root of 3700021834 is about 1546.6834161281.

The spelling of 3700021834 in words is "three billion, seven hundred million, twenty-one thousand, eight hundred thirty-four".