1950555 has 16 divisors (see below), whose sum is σ = 3152160. Its totient is φ = 1029888.

The previous prime is 1950539. The next prime is 1950577. The reversal of 1950555 is 5550591.

It is not a de Polignac number, because 1950555 - 2⁴ = 1950539 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1039 + ... + 2231.

It is an arithmetic number, because the mean of its divisors is an integer number (197010).

2^1950555 is an apocalyptic number.

1950555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1950555 is a deficient number, since it is larger than the sum of its proper divisors (1201605).

1950555 is a wasteful number, since it uses less digits than its factorization.

1950555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310.

The product of its (nonzero) digits is 5625, while the sum is 30.

The square root of 1950555 is about 1396.6227121166. The cubic root of 1950555 is about 124.9451492680.

The spelling of 1950555 in words is "one million, nine hundred fifty thousand, five hundred fifty-five".