610889956 has 6 divisors (see below), whose sum is σ = 1069057430. Its totient is φ = 305444976.

The previous prime is 610889941. The next prime is 610889977. The reversal of 610889956 is 659988016.

It can be written as a sum of positive squares in only one way, i.e., 455139556 + 155750400 = 21334^2 + 12480^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76361241 + ... + 76361248.

Almost surely, 2^610889956 is an apocalyptic number.

It is an amenable number.

610889956 is a deficient number, since it is larger than the sum of its proper divisors (458167474).

610889956 is a wasteful number, since it uses less digits than its factorization.

610889956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152722493 (or 152722491 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 52.

The square root of 610889956 is about 24716.1881365230. The cubic root of 610889956 is about 848.5048483841.

The spelling of 610889956 in words is "six hundred ten million, eight hundred eighty-nine thousand, nine hundred fifty-six".