2421738937 has 2 divisors, whose sum is σ = 2421738938. Its totient is φ = 2421738936.

The previous prime is 2421738901. The next prime is 2421738947. The reversal of 2421738937 is 7398371242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2412381456 + 9357481 = 49116^2 + 3059^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421738937 - 2¹⁵ = 2421706169 is a prime.

It is not a weakly prime, because it can be changed into another prime (2421738947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210869468 + 1210869469.

It is an arithmetic number, because the mean of its divisors is an integer number (1210869469).

Almost surely, 2^2421738937 is an apocalyptic number.

It is an amenable number.

2421738937 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421738937 is an equidigital number, since it uses as much as digits as its factorization.

2421738937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 46.

The square root of 2421738937 is about 49211.1667916947. The cubic root of 2421738937 is about 1342.8961894437.

The spelling of 2421738937 in words is "two billion, four hundred twenty-one million, seven hundred thirty-eight thousand, nine hundred thirty-seven".