842455625 has 40 divisors (see below), whose sum is σ = 1155155232. Its totient is φ = 609120000.

The previous prime is 842455591. The next prime is 842455639. The reversal of 842455625 is 526554248.

842455625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 842455625 - 2¹⁶ = 842390089 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1945409 + ... + 1945841.

Almost surely, 2^842455625 is an apocalyptic number.

It is an amenable number.

842455625 is a deficient number, since it is larger than the sum of its proper divisors (312699607).

842455625 is a wasteful number, since it uses less digits than its factorization.

842455625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747 (or 732 counting only the distinct ones).

The product of its digits is 384000, while the sum is 41.

The square root of 842455625 is about 29025.0861325165. The cubic root of 842455625 is about 944.4573370661.

The spelling of 842455625 in words is "eight hundred forty-two million, four hundred fifty-five thousand, six hundred twenty-five".