3970951 has 4 divisors (see below), whose sum is σ = 4078312. Its totient is φ = 3863592.

The previous prime is 3970949. The next prime is 3970991. The reversal of 3970951 is 1590793.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3970951 - 2¹ = 3970949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3970991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53625 + ... + 53698.

It is an arithmetic number, because the mean of its divisors is an integer number (1019578).

Almost surely, 2^3970951 is an apocalyptic number.

3970951 is the 1151-st hex number.

3970951 is a deficient number, since it is larger than the sum of its proper divisors (107361).

3970951 is a wasteful number, since it uses less digits than its factorization.

3970951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107360.

The product of its (nonzero) digits is 8505, while the sum is 34.

The square root of 3970951 is about 1992.7245168362. The cubic root of 3970951 is about 158.3549010940.

The spelling of 3970951 in words is "three million, nine hundred seventy thousand, nine hundred fifty-one".