3721378002 has 8 divisors (see below), whose sum is σ = 7442756016. Its totient is φ = 1240459332.

The previous prime is 3721377983. The next prime is 3721378007. The reversal of 3721378002 is 2008731273.

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

3721378002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3721378007) 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, 310114828 + ... + 310114839.

It is an arithmetic number, because the mean of its divisors is an integer number (930344502).

Almost surely, 2^3721378002 is an apocalyptic number.

3721378002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3721378002 is a wasteful number, since it uses less digits than its factorization.

3721378002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620229672.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 3721378002 is about 61003.0982983651. The cubic root of 3721378002 is about 1549.6534781383.

The spelling of 3721378002 in words is "three billion, seven hundred twenty-one million, three hundred seventy-eight thousand, two".