3680629194 has 128 divisors (see below), whose sum is σ = 8852152320. Its totient is φ = 1007769600.

The previous prime is 3680629193. The next prime is 3680629219. The reversal of 3680629194 is 4919260863.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3680629193) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2837154 + ... + 2838450.

It is an arithmetic number, because the mean of its divisors is an integer number (69157440).

Almost surely, 2^3680629194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3680629194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4426076160).

3680629194 is an abundant number, since it is smaller than the sum of its proper divisors (5171523126).

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

3680629194 is a wasteful number, since it uses less digits than its factorization.

3680629194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436.

The product of its (nonzero) digits is 559872, while the sum is 48.

The square root of 3680629194 is about 60668.1893087308. The cubic root of 3680629194 is about 1543.9765104774.

The spelling of 3680629194 in words is "three billion, six hundred eighty million, six hundred twenty-nine thousand, one hundred ninety-four".