611601673 has 8 divisors (see below), whose sum is σ = 650972160. Its totient is φ = 572608320.

The previous prime is 611601649. The next prime is 611601691. The reversal of 611601673 is 376106116.

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

It is a cyclic number.

It is not a de Polignac number, because 611601673 - 2⁹ = 611601161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (611601643) 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, 90933 + ... + 97426.

It is an arithmetic number, because the mean of its divisors is an integer number (81371520).

Almost surely, 2^611601673 is an apocalyptic number.

It is an amenable number.

611601673 is a deficient number, since it is larger than the sum of its proper divisors (39370487).

611601673 is a wasteful number, since it uses less digits than its factorization.

611601673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188567.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 611601673 is about 24730.5817359803. The cubic root of 611601673 is about 848.8342371981.

Adding to 611601673 its reverse (376106116), we get a palindrome (987707789).

The spelling of 611601673 in words is "six hundred eleven million, six hundred one thousand, six hundred seventy-three".