3970730937 has 4 divisors (see below), whose sum is σ = 5294307920. Its totient is φ = 2647153956.

The previous prime is 3970730923. The next prime is 3970730969. The reversal of 3970730937 is 7390370793.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3970730937 - 2⁷ = 3970730809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3970730917) 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, 661788487 + ... + 661788492.

It is an arithmetic number, because the mean of its divisors is an integer number (1323576980).

Almost surely, 2^3970730937 is an apocalyptic number.

It is an amenable number.

3970730937 is a deficient number, since it is larger than the sum of its proper divisors (1323576983).

3970730937 is a wasteful number, since it uses less digits than its factorization.

3970730937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323576982.

The product of its (nonzero) digits is 750141, while the sum is 48.

The square root of 3970730937 is about 63013.7360977747. The cubic root of 3970730937 is about 1583.5197579150.

The spelling of 3970730937 in words is "three billion, nine hundred seventy million, seven hundred thirty thousand, nine hundred thirty-seven".