5627640 has 64 divisors (see below), whose sum is σ = 17625600. Its totient is φ = 1434752.

The previous prime is 5627627. The next prime is 5627641. The reversal of 5627640 is 467265.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5627598 and 5627607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5627641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1741 + ... + 3779.

It is an arithmetic number, because the mean of its divisors is an integer number (275400).

Almost surely, 2^5627640 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 5627640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8812800).

5627640 is an abundant number, since it is smaller than the sum of its proper divisors (11997960).

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

5627640 is a wasteful number, since it uses less digits than its factorization.

5627640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2076 (or 2072 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 5627640 is about 2372.2647407067. The cubic root of 5627640 is about 177.8724836828.

The spelling of 5627640 in words is "five million, six hundred twenty-seven thousand, six hundred forty".