850265420 has 24 divisors (see below), whose sum is σ = 1786646400. Its totient is φ = 339898752.

The previous prime is 850265407. The next prime is 850265441. The reversal of 850265420 is 24562058.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 23096 + ... + 47264.

It is an arithmetic number, because the mean of its divisors is an integer number (74443600).

Almost surely, 2^850265420 is an apocalyptic number.

It is an amenable number.

850265420 is an abundant number, since it is smaller than the sum of its proper divisors (936380980).

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

850265420 is a wasteful number, since it uses less digits than its factorization.

850265420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25937 (or 25935 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 850265420 is about 29159.3110343849. The cubic root of 850265420 is about 947.3668245468.

The spelling of 850265420 in words is "eight hundred fifty million, two hundred sixty-five thousand, four hundred twenty".