3901977 has 12 divisors (see below), whose sum is σ = 5654064. Its totient is φ = 2593080.

The previous prime is 3901967. The next prime is 3901981. The reversal of 3901977 is 7791093.

3901977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-3901977 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

3901977 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3901907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3978 + ... + 4860.

It is an arithmetic number, because the mean of its divisors is an integer number (471172).

Almost surely, 2^3901977 is an apocalyptic number.

It is an amenable number.

3901977 is a deficient number, since it is larger than the sum of its proper divisors (1752087).

3901977 is a wasteful number, since it uses less digits than its factorization.

3901977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380 (or 1377 counting only the distinct ones).

The product of its (nonzero) digits is 11907, while the sum is 36.

The square root of 3901977 is about 1975.3422488268. The cubic root of 3901977 is about 157.4326847635.

The spelling of 3901977 in words is "three million, nine hundred one thousand, nine hundred seventy-seven".