48742321 has 2 divisors, whose sum is σ = 48742322. Its totient is φ = 48742320.

The previous prime is 48742307. The next prime is 48742327. The reversal of 48742321 is 12324784.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48497296 + 245025 = 6964^2 + 495^2 .

It is a cyclic number.

It is not a de Polignac number, because 48742321 - 2⁷ = 48742193 is a prime.

It is not a weakly prime, because it can be changed into another prime (48742327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24371160 + 24371161.

It is an arithmetic number, because the mean of its divisors is an integer number (24371161).

Almost surely, 2^48742321 is an apocalyptic number.

It is an amenable number.

48742321 is a deficient number, since it is larger than the sum of its proper divisors (1).

48742321 is an equidigital number, since it uses as much as digits as its factorization.

48742321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10752, while the sum is 31.

The square root of 48742321 is about 6981.5700956160. The cubic root of 48742321 is about 365.2879968835.

The spelling of 48742321 in words is "forty-eight million, seven hundred forty-two thousand, three hundred twenty-one".