611874 has 24 divisors (see below), whose sum is σ = 1375920. Its totient is φ = 203796.

The previous prime is 611873. The next prime is 611879. The reversal of 611874 is 478116.

It is a happy number.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (611873) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144 + ... + 1115.

It is an arithmetic number, because the mean of its divisors is an integer number (57330).

2⁶¹¹⁸⁷⁴ is an apocalyptic number.

611874 is an abundant number, since it is smaller than the sum of its proper divisors (764046).

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

611874 is a wasteful number, since it uses less digits than its factorization.

611874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276 (or 1264 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 611874 is about 782.2237531551. The cubic root of 611874 is about 84.8960204905.

It can be divided in two parts, 611 and 874, that added together give a triangular number (1485 = T₅₄).

The spelling of 611874 in words is "six hundred eleven thousand, eight hundred seventy-four".