785509052 has 24 divisors (see below), whose sum is σ = 1383253200. Its totient is φ = 390302336.

The previous prime is 785509013. The next prime is 785509061. The reversal of 785509052 is 250905587.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611603 + ... + 612885.

It is an arithmetic number, because the mean of its divisors is an integer number (57635550).

Almost surely, 2^785509052 is an apocalyptic number.

It is an amenable number.

785509052 is a deficient number, since it is larger than the sum of its proper divisors (597744148).

785509052 is a wasteful number, since it uses less digits than its factorization.

785509052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125 (or 2123 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 41.

The square root of 785509052 is about 28026.9344024636. The cubic root of 785509052 is about 922.6784938699.

The spelling of 785509052 in words is "seven hundred eighty-five million, five hundred nine thousand, fifty-two".