3940270650 has 48 divisors (see below), whose sum is σ = 10857638400. Its totient is φ = 1050738480.

The previous prime is 3940270639. The next prime is 3940270657. The reversal of 3940270650 is 560720493.

It is not an unprimeable number, because it can be changed into a prime (3940270657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1458010 + ... + 1460709.

It is an arithmetic number, because the mean of its divisors is an integer number (226200800).

Almost surely, 2^3940270650 is an apocalyptic number.

3940270650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3940270650 is an abundant number, since it is smaller than the sum of its proper divisors (6917367750).

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

3940270650 is a wasteful number, since it uses less digits than its factorization.

3940270650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2918740 (or 2918729 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 3940270650 is about 62771.5751753929. The cubic root of 3940270650 is about 1579.4601918703.

The spelling of 3940270650 in words is "three billion, nine hundred forty million, two hundred seventy thousand, six hundred fifty".