1923485 has 4 divisors (see below), whose sum is σ = 2308188. Its totient is φ = 1538784.

The previous prime is 1923479. The next prime is 1923491. The reversal of 1923485 is 5843291.

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

It is an interprime number because it is at equal distance from previous prime (1923479) and next prime (1923491).

It can be written as a sum of positive squares in 2 ways, for example, as 1138489 + 784996 = 1067^2 + 886^2 .

It is a cyclic number.

It is not a de Polignac number, because 1923485 - 2⁴ = 1923469 is a prime.

It is a Duffinian number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 192344 + ... + 192353.

It is an arithmetic number, because the mean of its divisors is an integer number (577047).

2^1923485 is an apocalyptic number.

It is an amenable number.

1923485 is a deficient number, since it is larger than the sum of its proper divisors (384703).

1923485 is an equidigital number, since it uses as much as digits as its factorization.

1923485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384702.

The product of its digits is 8640, while the sum is 32.

The square root of 1923485 is about 1386.8976169855. The cubic root of 1923485 is about 124.3644541280.

The spelling of 1923485 in words is "one million, nine hundred twenty-three thousand, four hundred eighty-five".