1985350 has 24 divisors (see below), whose sum is σ = 3760920. Its totient is φ = 779520.

The previous prime is 1985317. The next prime is 1985363. The reversal of 1985350 is 535891.

It is a super-2 number, since 2×1985350² = 7883229245000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2614 + ... + 3286.

It is an arithmetic number, because the mean of its divisors is an integer number (156705).

2^1985350 is an apocalyptic number.

1985350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1985350 is a deficient number, since it is larger than the sum of its proper divisors (1775570).

1985350 is a wasteful number, since it uses less digits than its factorization.

1985350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744 (or 739 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 1985350 is about 1409.0244852379. The cubic root of 1985350 is about 125.6837200631.

The spelling of 1985350 in words is "one million, nine hundred eighty-five thousand, three hundred fifty".