1948406 has 8 divisors (see below), whose sum is σ = 2928960. Its totient is φ = 972088.

The previous prime is 1948369. The next prime is 1948411. The reversal of 1948406 is 6048491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635 + ... + 2073.

It is an arithmetic number, because the mean of its divisors is an integer number (366120).

2^1948406 is an apocalyptic number.

1948406 is a deficient number, since it is larger than the sum of its proper divisors (980554).

1948406 is a wasteful number, since it uses less digits than its factorization.

1948406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2118.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 1948406 is about 1395.8531441380. The cubic root of 1948406 is about 124.8992468122.

The spelling of 1948406 in words is "one million, nine hundred forty-eight thousand, four hundred six".