611928 has 32 divisors (see below), whose sum is σ = 1700400. Its totient is φ = 203904.

The previous prime is 611927. The next prime is 611939. The reversal of 611928 is 829116.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201 + ... + 1632.

2⁶¹¹⁹²⁸ is an apocalyptic number.

It is an amenable number.

611928 is an abundant number, since it is smaller than the sum of its proper divisors (1088472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

611928 is a wasteful number, since it uses less digits than its factorization.

611928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848 (or 2838 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 611928 is about 782.2582693714. The cubic root of 611928 is about 84.8985178730.

The spelling of 611928 in words is "six hundred eleven thousand, nine hundred twenty-eight".