4642667929 has 2 divisors, whose sum is σ = 4642667930. Its totient is φ = 4642667928.

The previous prime is 4642667927. The next prime is 4642667947. The reversal of 4642667929 is 9297662464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3871328400 + 771339529 = 62220^2 + 27773^2 .

It is a cyclic number.

It is not a de Polignac number, because 4642667929 - 2¹ = 4642667927 is a prime.

Together with 4642667927, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4642667929.

It is not a weakly prime, because it can be changed into another prime (4642667927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321333964 + 2321333965.

It is an arithmetic number, because the mean of its divisors is an integer number (2321333965).

Almost surely, 2^4642667929 is an apocalyptic number.

It is an amenable number.

4642667929 is a deficient number, since it is larger than the sum of its proper divisors (1).

4642667929 is an equidigital number, since it uses as much as digits as its factorization.

4642667929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 55.

The square root of 4642667929 is about 68137.1259226569. The cubic root of 4642667929 is about 1668.2297961086.

The spelling of 4642667929 in words is "four billion, six hundred forty-two million, six hundred sixty-seven thousand, nine hundred twenty-nine".