5425640 has 96 divisors (see below), whose sum is σ = 14364000. Its totient is φ = 1837440.

The previous prime is 5425613. The next prime is 5425661. The reversal of 5425640 is 465245.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91931 + ... + 91989.

It is an arithmetic number, because the mean of its divisors is an integer number (149625).

Almost surely, 2^5425640 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 5425640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7182000).

5425640 is an abundant number, since it is smaller than the sum of its proper divisors (8938360).

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

5425640 is a wasteful number, since it uses less digits than its factorization.

5425640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 5425640 is about 2329.3003241317. The cubic root of 5425640 is about 175.7182993584.

The spelling of 5425640 in words is "five million, four hundred twenty-five thousand, six hundred forty".