1948886 has 4 divisors (see below), whose sum is σ = 2923332. Its totient is φ = 974442.

The previous prime is 1948883. The next prime is 1948907. The reversal of 1948886 is 6888491.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6888491 = 71 ⋅97021.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1948883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487220 + ... + 487223.

It is an arithmetic number, because the mean of its divisors is an integer number (730833).

2^1948886 is an apocalyptic number.

1948886 is a deficient number, since it is larger than the sum of its proper divisors (974446).

1948886 is an equidigital number, since it uses as much as digits as its factorization.

1948886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974445.

The product of its digits is 110592, while the sum is 44.

The square root of 1948886 is about 1396.0250714081. The cubic root of 1948886 is about 124.9095024974.

The spelling of 1948886 in words is "one million, nine hundred forty-eight thousand, eight hundred eighty-six".