3976963 has 4 divisors (see below), whose sum is σ = 4210920. Its totient is φ = 3743008.

The previous prime is 3976949. The next prime is 3976969. The reversal of 3976963 is 3696793.

It is a happy number.

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 3976963 - 2²¹ = 1879811 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 (3976969) 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, 116953 + ... + 116986.

It is an arithmetic number, because the mean of its divisors is an integer number (1052730).

Almost surely, 2^3976963 is an apocalyptic number.

3976963 is a deficient number, since it is larger than the sum of its proper divisors (233957).

3976963 is a wasteful number, since it uses less digits than its factorization.

3976963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233956.

The product of its digits is 183708, while the sum is 43.

The square root of 3976963 is about 1994.2324337950. The cubic root of 3976963 is about 158.4347769737.

The spelling of 3976963 in words is "three million, nine hundred seventy-six thousand, nine hundred sixty-three".