4965021 has 12 divisors (see below), whose sum is σ = 7197372. Its totient is φ = 3298176.

The previous prime is 4965019. The next prime is 4965029. The reversal of 4965021 is 1205694.

4965021 is a `hidden beast` number, since 4 + 9 + 650 + 2 + 1 = 666.

4965021 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 2 ways, for example, as 617796 + 4347225 = 786^2 + 2085^2 .

It is not a de Polignac number, because 4965021 - 2¹ = 4965019 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4965029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2215 + ... + 3851.

It is an arithmetic number, because the mean of its divisors is an integer number (599781).

Almost surely, 2^4965021 is an apocalyptic number.

It is an amenable number.

4965021 is a deficient number, since it is larger than the sum of its proper divisors (2232351).

4965021 is a wasteful number, since it uses less digits than its factorization.

4965021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980 (or 1977 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 4965021 is about 2228.2327077754. The cubic root of 4965021 is about 170.5979061758.

The spelling of 4965021 in words is "four million, nine hundred sixty-five thousand, twenty-one".