780730852 has 24 divisors (see below), whose sum is σ = 1491551712. Its totient is φ = 354624000.

The previous prime is 780730829. The next prime is 780730859. The reversal of 780730852 is 258037087.

It is not an unprimeable number, because it can be changed into a prime (780730859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64903 + ... + 75985.

It is an arithmetic number, because the mean of its divisors is an integer number (62147988).

Almost surely, 2^780730852 is an apocalyptic number.

It is an amenable number.

780730852 is a deficient number, since it is larger than the sum of its proper divisors (710820860).

780730852 is a wasteful number, since it uses less digits than its factorization.

780730852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12699 (or 12697 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 780730852 is about 27941.5613736956. The cubic root of 780730852 is about 920.8038233131.

The spelling of 780730852 in words is "seven hundred eighty million, seven hundred thirty thousand, eight hundred fifty-two".