610639797 has 8 divisors (see below), whose sum is σ = 818449920. Its totient is φ = 404961440.

The previous prime is 610639789. The next prime is 610639801. The reversal of 610639797 is 797936016.

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 610639797 - 2³ = 610639789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610639787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532272 + ... + 533417.

It is an arithmetic number, because the mean of its divisors is an integer number (102306240).

Almost surely, 2^610639797 is an apocalyptic number.

It is an amenable number.

610639797 is a deficient number, since it is larger than the sum of its proper divisors (207810123).

610639797 is a wasteful number, since it uses less digits than its factorization.

610639797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065883.

The product of its (nonzero) digits is 428652, while the sum is 48.

The square root of 610639797 is about 24711.1269876548. The cubic root of 610639797 is about 848.3890118615.

The spelling of 610639797 in words is "six hundred ten million, six hundred thirty-nine thousand, seven hundred ninety-seven".