3889977 has 16 divisors (see below), whose sum is σ = 6384000. Its totient is φ = 2051712.

The previous prime is 3889969. The next prime is 3889993. The reversal of 3889977 is 7799883.

It is a happy number.

It is not a de Polignac number, because 3889977 - 2³ = 3889969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3889937) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6852 + ... + 7397.

It is an arithmetic number, because the mean of its divisors is an integer number (399000).

Almost surely, 2^3889977 is an apocalyptic number.

It is an amenable number.

3889977 is a deficient number, since it is larger than the sum of its proper divisors (2494023).

3889977 is a wasteful number, since it uses less digits than its factorization.

3889977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14272.

The product of its digits is 762048, while the sum is 51.

The square root of 3889977 is about 1972.3024615915. The cubic root of 3889977 is about 157.2711314292.

The spelling of 3889977 in words is "three million, eight hundred eighty-nine thousand, nine hundred seventy-seven".