6429634 has 8 divisors (see below), whose sum is σ = 9669708. Its totient is φ = 3206400.

The previous prime is 6429613. The next prime is 6429641. The reversal of 6429634 is 4369246.

It can be written as a sum of positive squares in 2 ways, for example, as 5536609 + 893025 = 2353^2 + 945^2 .

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

It is a d-powerful number, because it can be written as 6⁵ + 4⁷ + 2⁵ + 9² + 6⁸ + 3¹² + 4¹¹ .

It is a self number, because there is not a number n which added to its sum of digits gives 6429634.

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, 3207 + ... + 4810.

Almost surely, 2^6429634 is an apocalyptic number.

6429634 is the 1604-th heptagonal number.

6429634 is a deficient number, since it is larger than the sum of its proper divisors (3240074).

6429634 is a wasteful number, since it uses less digits than its factorization.

6429634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8420.

The product of its digits is 31104, while the sum is 34.

The square root of 6429634 is about 2535.6722974391. The cubic root of 6429634 is about 185.9496722818.

The spelling of 6429634 in words is "six million, four hundred twenty-nine thousand, six hundred thirty-four".