855752 has 16 divisors (see below), whose sum is σ = 1644300. Its totient is φ = 417280.

The previous prime is 855739. The next prime is 855781. The reversal of 855752 is 257558.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 784996 + 70756 = 886^2 + 266^2 .

It is a super-2 number, since 2×855752² = 1464622971008, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 855752.

It is an unprimeable number.

855752 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977 + ... + 1632.

2⁸⁵⁵⁷⁵² is an apocalyptic number.

855752 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

855752 is a deficient number, since it is larger than the sum of its proper divisors (788548).

855752 is a wasteful number, since it uses less digits than its factorization.

855752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2656 (or 2652 counting only the distinct ones).

The product of its digits is 14000, while the sum is 32.

The square root of 855752 is about 925.0686461015. The cubic root of 855752 is about 94.9400175370.

The spelling of 855752 in words is "eight hundred fifty-five thousand, seven hundred fifty-two".