1582240825 has 12 divisors (see below), whose sum is σ = 2140340688. Its totient is φ = 1150720400.

The previous prime is 1582240823. The next prime is 1582240867. The reversal of 1582240825 is 5280422851.

It is not a de Polignac number, because 1582240825 - 2¹ = 1582240823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1582240823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2876527 + ... + 2877076.

It is an arithmetic number, because the mean of its divisors is an integer number (178361724).

Almost surely, 2^1582240825 is an apocalyptic number.

It is an amenable number.

1582240825 is a deficient number, since it is larger than the sum of its proper divisors (558099863).

1582240825 is a wasteful number, since it uses less digits than its factorization.

1582240825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5753624 (or 5753619 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 37.

The square root of 1582240825 is about 39777.3908772307. The cubic root of 1582240825 is about 1165.2636401623.

The spelling of 1582240825 in words is "one billion, five hundred eighty-two million, two hundred forty thousand, eight hundred twenty-five".