4940621 has 6 divisors (see below), whose sum is σ = 5747310. Its totient is φ = 4234776.

The previous prime is 4940609. The next prime is 4940629. The reversal of 4940621 is 1260494.

It can be written as a sum of positive squares in only one way, i.e., 2941225 + 1999396 = 1715^2 + 1414^2 .

It is not a de Polignac number, because 4940621 - 2¹⁸ = 4678477 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 (4940629) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50366 + ... + 50463.

It is an arithmetic number, because the mean of its divisors is an integer number (957885).

Almost surely, 2^4940621 is an apocalyptic number.

It is an amenable number.

4940621 is a deficient number, since it is larger than the sum of its proper divisors (806689).

4940621 is a wasteful number, since it uses less digits than its factorization.

4940621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100843 (or 100836 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4940621 is about 2222.7507732537. The cubic root of 4940621 is about 170.3179861488.

The spelling of 4940621 in words is "four million, nine hundred forty thousand, six hundred twenty-one".