785736052 has 6 divisors (see below), whose sum is σ = 1375038098. Its totient is φ = 392868024.

The previous prime is 785736047. The next prime is 785736053. The reversal of 785736052 is 250637587.

It can be written as a sum of positive squares in only one way, i.e., 718561636 + 67174416 = 26806^2 + 8196^2 .

It is a super-2 number, since 2×785736052² = 1234762286825093408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (785736053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98217003 + ... + 98217010.

Almost surely, 2^785736052 is an apocalyptic number.

It is an amenable number.

785736052 is a deficient number, since it is larger than the sum of its proper divisors (589302046).

785736052 is a wasteful number, since it uses less digits than its factorization.

785736052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196434017 (or 196434015 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 43.

The square root of 785736052 is about 28030.9837858039. The cubic root of 785736052 is about 922.7673652606.

The spelling of 785736052 in words is "seven hundred eighty-five million, seven hundred thirty-six thousand, fifty-two".