54674621 has 2 divisors, whose sum is σ = 54674622. Its totient is φ = 54674620.

The previous prime is 54674597. The next prime is 54674639. The reversal of 54674621 is 12647645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51681721 + 2992900 = 7189^2 + 1730^2 .

It is a cyclic number.

It is not a de Polignac number, because 54674621 - 2¹⁴ = 54658237 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54674671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27337310 + 27337311.

It is an arithmetic number, because the mean of its divisors is an integer number (27337311).

Almost surely, 2^54674621 is an apocalyptic number.

It is an amenable number.

54674621 is a deficient number, since it is larger than the sum of its proper divisors (1).

54674621 is an equidigital number, since it uses as much as digits as its factorization.

54674621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 35.

The square root of 54674621 is about 7394.2288982692. The cubic root of 54674621 is about 379.5438223989.

The spelling of 54674621 in words is "fifty-four million, six hundred seventy-four thousand, six hundred twenty-one".