52783855 has 8 divisors (see below), whose sum is σ = 65384064. Its totient is φ = 40864800.

The previous prime is 52783831. The next prime is 52783879. The reversal of 52783855 is 55838725.

It is an interprime number because it is at equal distance from previous prime (52783831) and next prime (52783879).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52783855 - 2⁵ = 52783823 is a prime.

It is a super-2 number, since 2×52783855² = 5572270697322050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170116 + ... + 170425.

It is an arithmetic number, because the mean of its divisors is an integer number (8173008).

Almost surely, 2^52783855 is an apocalyptic number.

52783855 is a deficient number, since it is larger than the sum of its proper divisors (12600209).

52783855 is a wasteful number, since it uses less digits than its factorization.

52783855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340577.

The product of its digits is 336000, while the sum is 43.

The square root of 52783855 is about 7265.2498236468. The cubic root of 52783855 is about 375.1172492624.

The spelling of 52783855 in words is "fifty-two million, seven hundred eighty-three thousand, eight hundred fifty-five".