1922573 has 4 divisors (see below), whose sum is σ = 1967328. Its totient is φ = 1877820.

The previous prime is 1922567. The next prime is 1922579. The reversal of 1922573 is 3752291.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1922567) and next prime (1922579).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1922573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1922579) 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 3 ways as a sum of consecutive naturals, for example, 22313 + ... + 22398.

It is an arithmetic number, because the mean of its divisors is an integer number (491832).

2^1922573 is an apocalyptic number.

It is an amenable number.

1922573 is a deficient number, since it is larger than the sum of its proper divisors (44755).

1922573 is an equidigital number, since it uses as much as digits as its factorization.

1922573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44754.

The product of its digits is 3780, while the sum is 29.

The square root of 1922573 is about 1386.5687866096. The cubic root of 1922573 is about 124.3447956587.

The spelling of 1922573 in words is "one million, nine hundred twenty-two thousand, five hundred seventy-three".