1950166 has 4 divisors (see below), whose sum is σ = 2925252. Its totient is φ = 975082.

The previous prime is 1950161. The next prime is 1950167. The reversal of 1950166 is 6610591.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1950161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487540 + ... + 487543.

It is an arithmetic number, because the mean of its divisors is an integer number (731313).

2^1950166 is an apocalyptic number.

1950166 is a deficient number, since it is larger than the sum of its proper divisors (975086).

1950166 is an equidigital number, since it uses as much as digits as its factorization.

1950166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975085.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 1950166 is about 1396.4834406465. The cubic root of 1950166 is about 124.9368427613.

It can be divided in two parts, 1950 and 166, that added together give a square (2116 = 46²).

The spelling of 1950166 in words is "one million, nine hundred fifty thousand, one hundred sixty-six".