3706403620 has 24 divisors (see below), whose sum is σ = 7788299904. Its totient is φ = 1481637216.

The previous prime is 3706403599. The next prime is 3706403621. The reversal of 3706403620 is 263046073.

It is not an unprimeable number, because it can be changed into a prime (3706403621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24412 + ... + 89491.

It is an arithmetic number, because the mean of its divisors is an integer number (324512496).

Almost surely, 2^3706403620 is an apocalyptic number.

It is an amenable number.

3706403620 is an abundant number, since it is smaller than the sum of its proper divisors (4081896284).

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

3706403620 is a wasteful number, since it uses less digits than its factorization.

3706403620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115539 (or 115537 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 3706403620 is about 60880.2399798161. The cubic root of 3706403620 is about 1547.5721435932.

Adding to 3706403620 its reverse (263046073), we get a palindrome (3969449693).

The spelling of 3706403620 in words is "three billion, seven hundred six million, four hundred three thousand, six hundred twenty".