1976085 has 12 divisors (see below), whose sum is σ = 3425292. Its totient is φ = 1053888.

The previous prime is 1976081. The next prime is 1976099. The reversal of 1976085 is 5806791.

It can be written as a sum of positive squares in 2 ways, for example, as 1127844 + 848241 = 1062^2 + 921^2 .

It is not a de Polignac number, because 1976085 - 2² = 1976081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1976081) by changing a digit.

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, 21912 + ... + 22001.

It is an arithmetic number, because the mean of its divisors is an integer number (285441).

2^1976085 is an apocalyptic number.

1976085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1976085 is a deficient number, since it is larger than the sum of its proper divisors (1449207).

1976085 is a wasteful number, since it uses less digits than its factorization.

1976085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43924 (or 43921 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 1976085 is about 1405.7329049290. The cubic root of 1976085 is about 125.4879064340.

The spelling of 1976085 in words is "one million, nine hundred seventy-six thousand, eighty-five".