4961421 has 6 divisors (see below), whose sum is σ = 7166510. Its totient is φ = 3307608.

The previous prime is 4961389. The next prime is 4961443. The reversal of 4961421 is 1241694.

4961421 is a `hidden beast` number, since 49 + 614 + 2 + 1 = 666.

4961421 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 4888521 + 72900 = 2211^2 + 270^2 .

It is not a de Polignac number, because 4961421 - 2⁵ = 4961389 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 (4961471) 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, 275626 + ... + 275643.

Almost surely, 2^4961421 is an apocalyptic number.

It is an amenable number.

4961421 is a deficient number, since it is larger than the sum of its proper divisors (2205089).

4961421 is a wasteful number, since it uses less digits than its factorization.

4961421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551275 (or 551272 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 4961421 is about 2227.4247462036. The cubic root of 4961421 is about 170.5566642584.

The spelling of 4961421 in words is "four million, nine hundred sixty-one thousand, four hundred twenty-one".