1025650854 has 24 divisors (see below), whose sum is σ = 2243016360. Its totient is φ = 338687808.

The previous prime is 1025650853. The next prime is 1025650861. The reversal of 1025650854 is 4580565201.

1025650854 is a `hidden beast` number, since 10 + 2 + 565 + 0 + 85 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025650853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 264339 + ... + 268190.

It is an arithmetic number, because the mean of its divisors is an integer number (93459015).

Almost surely, 2^1025650854 is an apocalyptic number.

1025650854 is an abundant number, since it is smaller than the sum of its proper divisors (1217365506).

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

1025650854 is a wasteful number, since it uses less digits than its factorization.

1025650854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532644 (or 532641 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The square root of 1025650854 is about 32025.7842058551. The cubic root of 1025650854 is about 1008.4782016264.

The spelling of 1025650854 in words is "one billion, twenty-five million, six hundred fifty thousand, eight hundred fifty-four".