4640877 has 6 divisors (see below), whose sum is σ = 6703502. Its totient is φ = 3093912.

The previous prime is 4640869. The next prime is 4640929. The reversal of 4640877 is 7780464.

It is a happy number.

4640877 is a `hidden beast` number, since 4 + 640 + 8 + 7 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2842596 + 1798281 = 1686^2 + 1341^2 .

It is not a de Polignac number, because 4640877 - 2³ = 4640869 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 (4640837) 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 5 ways as a sum of consecutive naturals, for example, 257818 + ... + 257835.

Almost surely, 2^4640877 is an apocalyptic number.

It is an amenable number.

4640877 is a deficient number, since it is larger than the sum of its proper divisors (2062625).

4640877 is a wasteful number, since it uses less digits than its factorization.

4640877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515659 (or 515656 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 4640877 is about 2154.2694817501. The cubic root of 4640877 is about 166.8015259595.

The spelling of 4640877 in words is "four million, six hundred forty thousand, eight hundred seventy-seven".