629762066 has 8 divisors (see below), whose sum is σ = 944840460. Its totient is φ = 314815248.

The previous prime is 629762053. The next prime is 629762099. The reversal of 629762066 is 660267926.

It can be written as a sum of positive squares in 2 ways, for example, as 607869025 + 21893041 = 24655^2 + 4679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19901 + ... + 40688.

Almost surely, 2^629762066 is an apocalyptic number.

629762066 is a deficient number, since it is larger than the sum of its proper divisors (315078394).

629762066 is a wasteful number, since it uses less digits than its factorization.

629762066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65788.

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 629762066 is about 25095.0605896858. The cubic root of 629762066 is about 857.1539530812.

The spelling of 629762066 in words is "six hundred twenty-nine million, seven hundred sixty-two thousand, sixty-six".