3841977 has 4 divisors (see below), whose sum is σ = 5122640. Its totient is φ = 2561316.

The previous prime is 3841973. The next prime is 3841991. The reversal of 3841977 is 7791483.

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 3841977 - 2² = 3841973 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3841973) 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, 640327 + ... + 640332.

It is an arithmetic number, because the mean of its divisors is an integer number (1280660).

Almost surely, 2^3841977 is an apocalyptic number.

It is an amenable number.

3841977 is a deficient number, since it is larger than the sum of its proper divisors (1280663).

3841977 is a wasteful number, since it uses less digits than its factorization.

3841977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280662.

The product of its digits is 42336, while the sum is 39.

The square root of 3841977 is about 1960.0961711100. The cubic root of 3841977 is about 156.6215749713.

The spelling of 3841977 in words is "three million, eight hundred forty-one thousand, nine hundred seventy-seven".