807428516 has 6 divisors (see below), whose sum is σ = 1412999910. Its totient is φ = 403714256.

The previous prime is 807428483. The next prime is 807428519. The reversal of 807428516 is 615824708.

It can be written as a sum of positive squares in only one way, i.e., 561879616 + 245548900 = 23704^2 + 15670^2 .

It is not an unprimeable number, because it can be changed into a prime (807428519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100928561 + ... + 100928568.

It is an arithmetic number, because the mean of its divisors is an integer number (235499985).

Almost surely, 2^807428516 is an apocalyptic number.

It is an amenable number.

807428516 is a deficient number, since it is larger than the sum of its proper divisors (605571394).

807428516 is a wasteful number, since it uses less digits than its factorization.

807428516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201857133 (or 201857131 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 807428516 is about 28415.2866605283. The cubic root of 807428516 is about 931.1822617816.

The spelling of 807428516 in words is "eight hundred seven million, four hundred twenty-eight thousand, five hundred sixteen".