6629394 has 8 divisors (see below), whose sum is σ = 13258800. Its totient is φ = 2209796.

The previous prime is 6629393. The next prime is 6629407. The reversal of 6629394 is 4939266.

It is a happy number.

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

6629394 is an admirable number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6629393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552444 + ... + 552455.

It is an arithmetic number, because the mean of its divisors is an integer number (1657350).

Almost surely, 2^6629394 is an apocalyptic number.

6629394 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.

6629394 is a wasteful number, since it uses less digits than its factorization.

6629394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104904.

The product of its digits is 69984, while the sum is 39.

The square root of 6629394 is about 2574.7609597786. The cubic root of 6629394 is about 187.8558008481.

The spelling of 6629394 in words is "six million, six hundred twenty-nine thousand, three hundred ninety-four".