1085425406 has 16 divisors (see below), whose sum is σ = 1754043984. Its totient is φ = 500775744.

The previous prime is 1085425387. The next prime is 1085425409. The reversal of 1085425406 is 6045245801.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085425409) 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, 80786 + ... + 93258.

It is an arithmetic number, because the mean of its divisors is an integer number (109627749).

Almost surely, 2^1085425406 is an apocalyptic number.

1085425406 is a deficient number, since it is larger than the sum of its proper divisors (668618578).

1085425406 is a wasteful number, since it uses less digits than its factorization.

1085425406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15835.

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 1085425406 is about 32945.7949668846. The cubic root of 1085425406 is about 1027.7007202348.

The spelling of 1085425406 in words is "one billion, eighty-five million, four hundred twenty-five thousand, four hundred six".