629401386 has 8 divisors (see below), whose sum is σ = 1258802784. Its totient is φ = 209800460.

The previous prime is 629401361. The next prime is 629401433. The reversal of 629401386 is 683104926.

629401386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

629401386 is an admirable number.

It is a super-2 number, since 2×629401386² = 792292209397441992, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52450110 + ... + 52450121.

It is an arithmetic number, because the mean of its divisors is an integer number (157350348).

Almost surely, 2^629401386 is an apocalyptic number.

629401386 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

629401386 is a wasteful number, since it uses less digits than its factorization.

629401386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104900236.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 629401386 is about 25087.8732857132. The cubic root of 629401386 is about 856.9902842164.

The spelling of 629401386 in words is "six hundred twenty-nine million, four hundred one thousand, three hundred eighty-six".