852724 has 6 divisors (see below), whose sum is σ = 1492274. Its totient is φ = 426360.

The previous prime is 852689. The next prime is 852749. The reversal of 852724 is 427258.

It can be written as a sum of positive squares in only one way, i.e., 842724 + 10000 = 918^2 + 100^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 852692 and 852701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106587 + ... + 106594.

2⁸⁵²⁷²⁴ is an apocalyptic number.

It is an amenable number.

852724 is a deficient number, since it is larger than the sum of its proper divisors (639550).

852724 is a wasteful number, since it uses less digits than its factorization.

852724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213185 (or 213183 counting only the distinct ones).

The product of its digits is 4480, while the sum is 28.

The square root of 852724 is about 923.4305604646. The cubic root of 852724 is about 94.8279063517.

It can be divided in two parts, 85 and 2724, that multiplied together give a triangular number (231540 = T₆₈₀).

The spelling of 852724 in words is "eight hundred fifty-two thousand, seven hundred twenty-four".