52121226 has 16 divisors (see below), whose sum is σ = 104790528. Its totient is φ = 17282400.

The previous prime is 52121221. The next prime is 52121257. The reversal of 52121226 is 62212125.

It is a happy number.

52121226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (52121221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21595 + ... + 23886.

It is an arithmetic number, because the mean of its divisors is an integer number (6549408).

Almost surely, 2^52121226 is an apocalyptic number.

52121226 is an abundant number, since it is smaller than the sum of its proper divisors (52669302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52121226 is a wasteful number, since it uses less digits than its factorization.

52121226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45677.

The product of its digits is 480, while the sum is 21.

The square root of 52121226 is about 7219.5031685013. The cubic root of 52121226 is about 373.5409401924.

It can be divided in two parts, 52 and 121226, that added together give a triangular number (121278 = T₄₉₂).

The spelling of 52121226 in words is "fifty-two million, one hundred twenty-one thousand, two hundred twenty-six".