6629240 has 48 divisors (see below), whose sum is σ = 15460200. Its totient is φ = 2557568.

The previous prime is 6629239. The next prime is 6629251. The reversal of 6629240 is 429266.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112331 + ... + 112389.

Almost surely, 2^6629240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6629240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7730100).

6629240 is an abundant number, since it is smaller than the sum of its proper divisors (8830960).

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

6629240 is a wasteful number, since it uses less digits than its factorization.

6629240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 6629240 is about 2574.7310539161. The cubic root of 6629240 is about 187.8543462145.

The spelling of 6629240 in words is "six million, six hundred twenty-nine thousand, two hundred forty".