709136564 has 24 divisors (see below), whose sum is σ = 1296882048. Its totient is φ = 338950080.

The previous prime is 709136557. The next prime is 709136567. The reversal of 709136564 is 465631907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (709136567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35777 + ... + 51944.

It is an arithmetic number, because the mean of its divisors is an integer number (54036752).

Almost surely, 2^709136564 is an apocalyptic number.

It is an amenable number.

709136564 is a deficient number, since it is larger than the sum of its proper divisors (587745484).

709136564 is a wasteful number, since it uses less digits than its factorization.

709136564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87815 (or 87813 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 709136564 is about 26629.6181722532. The cubic root of 709136564 is about 891.7503591322.

It can be divided in two parts, 70913 and 6564, that added together give a palindrome (77477).

The spelling of 709136564 in words is "seven hundred nine million, one hundred thirty-six thousand, five hundred sixty-four".