4877621 has 8 divisors (see below), whose sum is σ = 5666304. Its totient is φ = 4111920.

The previous prime is 4877617. The next prime is 4877651. The reversal of 4877621 is 1267784.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4877621 - 2² = 4877617 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4877651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5285 + ... + 6138.

It is an arithmetic number, because the mean of its divisors is an integer number (708288).

Almost surely, 2^4877621 is an apocalyptic number.

It is an amenable number.

4877621 is a deficient number, since it is larger than the sum of its proper divisors (788683).

4877621 is a wasteful number, since it uses less digits than its factorization.

4877621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11491.

The product of its digits is 18816, while the sum is 35.

The square root of 4877621 is about 2208.5336764469. The cubic root of 4877621 is about 169.5909542798.

The spelling of 4877621 in words is "four million, eight hundred seventy-seven thousand, six hundred twenty-one".