52642835 has 24 divisors (see below), whose sum is σ = 73424736. Its totient is φ = 35493120.

The previous prime is 52642831. The next prime is 52642861. The reversal of 52642835 is 53824625.

It is not a de Polignac number, because 52642835 - 2² = 52642831 is a prime.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a junction number, because it is equal to n+sod(n) for n = 52642795 and 52642804.

It is not an unprimeable number, because it can be changed into a prime (52642831) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 218315 + ... + 218555.

It is an arithmetic number, because the mean of its divisors is an integer number (3059364).

Almost surely, 2^52642835 is an apocalyptic number.

52642835 is a deficient number, since it is larger than the sum of its proper divisors (20781901).

52642835 is an equidigital number, since it uses as much as digits as its factorization.

52642835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 332 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 52642835 is about 7255.5382295182. The cubic root of 52642835 is about 374.7828906233.

The spelling of 52642835 in words is "fifty-two million, six hundred forty-two thousand, eight hundred thirty-five".