1922150 has 24 divisors (see below), whose sum is σ = 3675360. Its totient is φ = 747360.

The previous prime is 1922147. The next prime is 1922153. The reversal of 1922150 is 512291.

It is an interprime number because it is at equal distance from previous prime (1922147) and next prime (1922153).

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1922153) 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, 1331 + ... + 2369.

It is an arithmetic number, because the mean of its divisors is an integer number (153140).

2^1922150 is an apocalyptic number.

1922150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1922150 is a deficient number, since it is larger than the sum of its proper divisors (1753210).

1922150 is a wasteful number, since it uses less digits than its factorization.

1922150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088 (or 1083 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1922150 is about 1386.4162434132. The cubic root of 1922150 is about 124.3356756398.

The spelling of 1922150 in words is "one million, nine hundred twenty-two thousand, one hundred fifty".