52891826 has 16 divisors (see below), whose sum is σ = 87260544. Its totient is φ = 23891664.

The previous prime is 52891823. The next prime is 52891837. The reversal of 52891826 is 62819825.

It is a super-2 number, since 2×52891826² = 5595090515228552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52891823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20420 + ... + 22863.

It is an arithmetic number, because the mean of its divisors is an integer number (5453784).

Almost surely, 2^52891826 is an apocalyptic number.

52891826 is a deficient number, since it is larger than the sum of its proper divisors (34368718).

52891826 is a wasteful number, since it uses less digits than its factorization.

52891826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43345.

The product of its digits is 69120, while the sum is 41.

The square root of 52891826 is about 7272.6766736876. The cubic root of 52891826 is about 375.3728463572.

The spelling of 52891826 in words is "fifty-two million, eight hundred ninety-one thousand, eight hundred twenty-six".