629293393 has 2 divisors, whose sum is σ = 629293394. Its totient is φ = 629293392.

The previous prime is 629293367. The next prime is 629293421. The reversal of 629293393 is 393392926.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 424030464 + 205262929 = 20592^2 + 14327^2 .

It is a cyclic number.

It is not a de Polignac number, because 629293393 - 2¹³ = 629285201 is a prime.

It is not a weakly prime, because it can be changed into another prime (629293303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314646696 + 314646697.

It is an arithmetic number, because the mean of its divisors is an integer number (314646697).

Almost surely, 2^629293393 is an apocalyptic number.

It is an amenable number.

629293393 is a deficient number, since it is larger than the sum of its proper divisors (1).

629293393 is an equidigital number, since it uses as much as digits as its factorization.

629293393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 472392, while the sum is 46.

The square root of 629293393 is about 25085.7208985510. The cubic root of 629293393 is about 856.9412671410.

The spelling of 629293393 in words is "six hundred twenty-nine million, two hundred ninety-three thousand, three hundred ninety-three".