511948 has 12 divisors (see below), whose sum is σ = 903672. Its totient is φ = 253760.

The previous prime is 511939. The next prime is 511961. The reversal of 511948 is 849115.

It is a happy number.

It is a zygodrome in base 2.

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, 36 + ... + 1012.

It is an arithmetic number, because the mean of its divisors is an integer number (75306).

2⁵¹¹⁹⁴⁸ is an apocalyptic number.

It is an amenable number.

511948 is a deficient number, since it is larger than the sum of its proper divisors (391724).

511948 is a wasteful number, since it uses less digits than its factorization.

511948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112 (or 1110 counting only the distinct ones).

The product of its digits is 1440, while the sum is 28.

The square root of 511948 is about 715.5054157727. The cubic root of 511948 is about 79.9972915750.

The spelling of 511948 in words is "five hundred eleven thousand, nine hundred forty-eight".