611404 has 6 divisors (see below), whose sum is σ = 1069964. Its totient is φ = 305700.

The previous prime is 611393. The next prime is 611411. The reversal of 611404 is 404116.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76422 + ... + 76429.

2⁶¹¹⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

611404 is a deficient number, since it is larger than the sum of its proper divisors (458560).

611404 is a wasteful number, since it uses less digits than its factorization.

611404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152855 (or 152853 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 611404 is about 781.9232698929. The cubic root of 611404 is about 84.8742778057.

The spelling of 611404 in words is "six hundred eleven thousand, four hundred four".