610404993 has 12 divisors (see below), whose sum is σ = 961850448. Its totient is φ = 369942360.

The previous prime is 610404989. The next prime is 610405013. The reversal of 610404993 is 399404016.

It is not a de Polignac number, because 610404993 - 2² = 610404989 is a prime.

It is not an unprimeable number, because it can be changed into a prime (610404923) 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, 3082755 + ... + 3082952.

It is an arithmetic number, because the mean of its divisors is an integer number (80154204).

Almost surely, 2^610404993 is an apocalyptic number.

It is an amenable number.

610404993 is a deficient number, since it is larger than the sum of its proper divisors (351445455).

610404993 is a wasteful number, since it uses less digits than its factorization.

610404993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6165724 (or 6165721 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 610404993 is about 24706.3755536906. The cubic root of 610404993 is about 848.2802567095.

The spelling of 610404993 in words is "six hundred ten million, four hundred four thousand, nine hundred ninety-three".