4973021 has 2 divisors, whose sum is σ = 4973022. Its totient is φ = 4973020.

The previous prime is 4973011. The next prime is 4973029. The reversal of 4973021 is 1203794.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4972900 + 121 = 2230^2 + 11^2 .

It is a cyclic number.

It is not a de Polignac number, because 4973021 - 2²² = 778717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4973029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2486510 + 2486511.

It is an arithmetic number, because the mean of its divisors is an integer number (2486511).

Almost surely, 2^4973021 is an apocalyptic number.

It is an amenable number.

4973021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4973021 is an equidigital number, since it uses as much as digits as its factorization.

4973021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 4973021 is about 2230.0271298798. The cubic root of 4973021 is about 170.6894835590.

The spelling of 4973021 in words is "four million, nine hundred seventy-three thousand, twenty-one".