629490422 has 8 divisors (see below), whose sum is σ = 1030075272. Its totient is φ = 286132000.

The previous prime is 629490409. The next prime is 629490431. The reversal of 629490422 is 224094926.

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

It is a congruent 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, 14306579 + ... + 14306622.

It is an arithmetic number, because the mean of its divisors is an integer number (128759409).

Almost surely, 2^629490422 is an apocalyptic number.

629490422 is a deficient number, since it is larger than the sum of its proper divisors (400584850).

629490422 is a wasteful number, since it uses less digits than its factorization.

629490422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28613214.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 629490422 is about 25089.6477057770. The cubic root of 629490422 is about 857.0306926589.

It can be divided in two parts, 6294904 and 22, that added together give a palindrome (6294926).

The spelling of 629490422 in words is "six hundred twenty-nine million, four hundred ninety thousand, four hundred twenty-two".