1948435 has 4 divisors (see below), whose sum is σ = 2338128. Its totient is φ = 1558744.

The previous prime is 1948433. The next prime is 1948447. The reversal of 1948435 is 5348491.

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

It is a cyclic number.

It is not a de Polignac number, because 1948435 - 2¹ = 1948433 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 1948435.

It is not an unprimeable number, because it can be changed into a prime (1948433) by changing a digit.

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, 194839 + ... + 194848.

It is an arithmetic number, because the mean of its divisors is an integer number (584532).

2^1948435 is an apocalyptic number.

1948435 is a deficient number, since it is larger than the sum of its proper divisors (389693).

1948435 is an equidigital number, since it uses as much as digits as its factorization.

1948435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389692.

The product of its digits is 17280, while the sum is 34.

The square root of 1948435 is about 1395.8635320116. The cubic root of 1948435 is about 124.8998664743.

The spelling of 1948435 in words is "one million, nine hundred forty-eight thousand, four hundred thirty-five".