1950985 has 16 divisors (see below), whose sum is σ = 2483712. Its totient is φ = 1468800.

The previous prime is 1950979. The next prime is 1950989. The reversal of 1950985 is 5890591.

It is not a de Polignac number, because 1950985 - 2¹¹ = 1948937 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1950989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6202 + ... + 6508.

It is an arithmetic number, because the mean of its divisors is an integer number (155232).

2^1950985 is an apocalyptic number.

It is an amenable number.

1950985 is a deficient number, since it is larger than the sum of its proper divisors (532727).

1950985 is a wasteful number, since it uses less digits than its factorization.

1950985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384.

The product of its (nonzero) digits is 16200, while the sum is 37.

The square root of 1950985 is about 1396.7766464256. The cubic root of 1950985 is about 124.9543299827.

The spelling of 1950985 in words is "one million, nine hundred fifty thousand, nine hundred eighty-five".