611398 has 8 divisors (see below), whose sum is σ = 925992. Its totient is φ = 302736.

The previous prime is 611393. The next prime is 611411. The reversal of 611398 is 893116.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1215 + ... + 1642.

It is an arithmetic number, because the mean of its divisors is an integer number (115749).

2⁶¹¹³⁹⁸ is an apocalyptic number.

611398 is a deficient number, since it is larger than the sum of its proper divisors (314594).

611398 is a wasteful number, since it uses less digits than its factorization.

611398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2966.

The product of its digits is 1296, while the sum is 28.

The square root of 611398 is about 781.9194331899. The cubic root of 611398 is about 84.8740001675.

The spelling of 611398 in words is "six hundred eleven thousand, three hundred ninety-eight".