1924734949 has 2 divisors, whose sum is σ = 1924734950. Its totient is φ = 1924734948.

The previous prime is 1924734947. The next prime is 1924734983. The reversal of 1924734949 is 9494374291.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1037290849 + 887444100 = 32207^2 + 29790^2 .

It is a cyclic number.

It is not a de Polignac number, because 1924734949 - 2¹ = 1924734947 is a prime.

Together with 1924734947, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1924734896 and 1924734905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1924734947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 962367474 + 962367475.

It is an arithmetic number, because the mean of its divisors is an integer number (962367475).

Almost surely, 2^1924734949 is an apocalyptic number.

It is an amenable number.

1924734949 is a deficient number, since it is larger than the sum of its proper divisors (1).

1924734949 is an equidigital number, since it uses as much as digits as its factorization.

1924734949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 52.

The square root of 1924734949 is about 43871.8012965048. The cubic root of 1924734949 is about 1243.9138711078.

The spelling of 1924734949 in words is "one billion, nine hundred twenty-four million, seven hundred thirty-four thousand, nine hundred forty-nine".