4942889629 has 2 divisors, whose sum is σ = 4942889630. Its totient is φ = 4942889628.

The previous prime is 4942889563. The next prime is 4942889683. The reversal of 4942889629 is 9269882494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3105052729 + 1837836900 = 55723^2 + 42870^2 .

It is a cyclic number.

It is not a de Polignac number, because 4942889629 - 2⁹ = 4942889117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4942889929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2471444814 + 2471444815.

It is an arithmetic number, because the mean of its divisors is an integer number (2471444815).

Almost surely, 2^4942889629 is an apocalyptic number.

It is an amenable number.

4942889629 is a deficient number, since it is larger than the sum of its proper divisors (1).

4942889629 is an equidigital number, since it uses as much as digits as its factorization.

4942889629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17915904, while the sum is 61.

The square root of 4942889629 is about 70305.6870317046. The cubic root of 4942889629 is about 1703.4405096919.

The spelling of 4942889629 in words is "four billion, nine hundred forty-two million, eight hundred eighty-nine thousand, six hundred twenty-nine".