3977962 has 8 divisors (see below), whose sum is σ = 6001956. Its totient is φ = 1977312.

The previous prime is 3977947. The next prime is 3977977. The reversal of 3977962 is 2697793.

It is an interprime number because it is at equal distance from previous prime (3977947) and next prime (3977977).

It can be written as a sum of positive squares in 2 ways, for example, as 3651921 + 326041 = 1911^2 + 571^2 .

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

It is a plaindrome in base 11.

It is an unprimeable number.

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, 5403 + ... + 6094.

Almost surely, 2^3977962 is an apocalyptic number.

3977962 is a deficient number, since it is larger than the sum of its proper divisors (2023994).

3977962 is a wasteful number, since it uses less digits than its factorization.

3977962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11672.

The product of its digits is 142884, while the sum is 43.

The square root of 3977962 is about 1994.4828903753. The cubic root of 3977962 is about 158.4480419610.

The spelling of 3977962 in words is "three million, nine hundred seventy-seven thousand, nine hundred sixty-two".