924348721 has 2 divisors, whose sum is σ = 924348722. Its totient is φ = 924348720.

The previous prime is 924348643. The next prime is 924348739. The reversal of 924348721 is 127843429.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 915909696 + 8439025 = 30264^2 + 2905^2 .

It is a cyclic number.

It is not a de Polignac number, because 924348721 - 2²⁷ = 790130993 is a prime.

It is not a weakly prime, because it can be changed into another prime (924348121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 462174360 + 462174361.

It is an arithmetic number, because the mean of its divisors is an integer number (462174361).

Almost surely, 2^924348721 is an apocalyptic number.

It is an amenable number.

924348721 is a deficient number, since it is larger than the sum of its proper divisors (1).

924348721 is an equidigital number, since it uses as much as digits as its factorization.

924348721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 40.

The square root of 924348721 is about 30403.1038053683. The cubic root of 924348721 is about 974.1188518605.

The spelling of 924348721 in words is "nine hundred twenty-four million, three hundred forty-eight thousand, seven hundred twenty-one".