1624275049 has 2 divisors, whose sum is σ = 1624275050. Its totient is φ = 1624275048.

The previous prime is 1624275017. The next prime is 1624275067. The reversal of 1624275049 is 9405724261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1571567449 + 52707600 = 39643^2 + 7260^2 .

It is a cyclic number.

It is not a de Polignac number, because 1624275049 - 2⁵ = 1624275017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1624275749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 812137524 + 812137525.

It is an arithmetic number, because the mean of its divisors is an integer number (812137525).

Almost surely, 2^1624275049 is an apocalyptic number.

It is an amenable number.

1624275049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1624275049 is an equidigital number, since it uses as much as digits as its factorization.

1624275049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 1624275049 is about 40302.2958279054. The cubic root of 1624275049 is about 1175.4924868364.

The spelling of 1624275049 in words is "one billion, six hundred twenty-four million, two hundred seventy-five thousand, forty-nine".