4953821 has 8 divisors (see below), whose sum is σ = 5043360. Its totient is φ = 4865328.

The previous prime is 4953811. The next prime is 4953827. The reversal of 4953821 is 1283594.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4953821 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 (4953827) 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, 21710 + ... + 21936.

It is an arithmetic number, because the mean of its divisors is an integer number (630420).

Almost surely, 2^4953821 is an apocalyptic number.

It is an amenable number.

4953821 is a deficient number, since it is larger than the sum of its proper divisors (89539).

4953821 is a wasteful number, since it uses less digits than its factorization.

4953821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523.

The product of its digits is 8640, while the sum is 32.

The square root of 4953821 is about 2225.7180863712. The cubic root of 4953821 is about 170.4695324282.

The spelling of 4953821 in words is "four million, nine hundred fifty-three thousand, eight hundred twenty-one".