6629958 has 16 divisors (see below), whose sum is σ = 14733360. Its totient is φ = 2209968.

The previous prime is 6629941. The next prime is 6629963. The reversal of 6629958 is 8599266.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61335 + ... + 61442.

It is an arithmetic number, because the mean of its divisors is an integer number (920835).

Almost surely, 2^6629958 is an apocalyptic number.

6629958 is an abundant number, since it is smaller than the sum of its proper divisors (8103402).

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

6629958 is a wasteful number, since it uses less digits than its factorization.

6629958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122788 (or 122782 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 6629958 is about 2574.8704821796. The cubic root of 6629958 is about 187.8611280151.

The spelling of 6629958 in words is "six million, six hundred twenty-nine thousand, nine hundred fifty-eight".