709828052 has 6 divisors (see below), whose sum is σ = 1242199098. Its totient is φ = 354914024.

The previous prime is 709828051. The next prime is 709828073. The reversal of 709828052 is 250828907.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 707879236 + 1948816 = 26606^2 + 1396^2 .

It is a super-2 number, since 2×709828052² = 1007711726812229408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (709828051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88728503 + ... + 88728510.

It is an arithmetic number, because the mean of its divisors is an integer number (207033183).

Almost surely, 2^709828052 is an apocalyptic number.

It is an amenable number.

709828052 is a deficient number, since it is larger than the sum of its proper divisors (532371046).

709828052 is a wasteful number, since it uses less digits than its factorization.

709828052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177457017 (or 177457015 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 709828052 is about 26642.5984468482. The cubic root of 709828052 is about 892.0401173080.

The spelling of 709828052 in words is "seven hundred nine million, eight hundred twenty-eight thousand, fifty-two".