3945700330 has 32 divisors (see below), whose sum is σ = 8343917568. Its totient is φ = 1324430400.

The previous prime is 3945700321. The next prime is 3945700333. The reversal of 3945700330 is 330075493.

It is not an unprimeable number, because it can be changed into a prime (3945700333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1378186 + ... + 1381045.

It is an arithmetic number, because the mean of its divisors is an integer number (260747424).

Almost surely, 2^3945700330 is an apocalyptic number.

3945700330 is an abundant number, since it is smaller than the sum of its proper divisors (4398217238).

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

3945700330 is a wasteful number, since it uses less digits than its factorization.

3945700330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2759262.

The product of its (nonzero) digits is 34020, while the sum is 34.

The square root of 3945700330 is about 62814.8097983270. The cubic root of 3945700330 is about 1580.1853558648.

The spelling of 3945700330 in words is "three billion, nine hundred forty-five million, seven hundred thousand, three hundred thirty".