1050085840 has 40 divisors (see below), whose sum is σ = 2442843648. Its totient is φ = 419794560.

The previous prime is 1050085783. The next prime is 1050085849. The reversal of 1050085840 is 485800501.

1050085840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1050085840² = 2205360542737011200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050085849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220929 + ... + 225631.

Almost surely, 2^1050085840 is an apocalyptic number.

1050085840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1050085840 is an abundant number, since it is smaller than the sum of its proper divisors (1392757808).

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

1050085840 is a wasteful number, since it uses less digits than its factorization.

1050085840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7507 (or 7501 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 1050085840 is about 32405.0280049254. The cubic root of 1050085840 is about 1016.4240536675.

The spelling of 1050085840 in words is "one billion, fifty million, eighty-five thousand, eight hundred forty".