52041906 has 96 divisors (see below), whose sum is σ = 138003840. Its totient is φ = 14230080.

The previous prime is 52041887. The next prime is 52041907. The reversal of 52041906 is 60914025.

It is a super-2 number, since 2×52041906² = 5416719960225672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 52041906.

It is not an unprimeable number, because it can be changed into a prime (52041907) 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 47 ways as a sum of consecutive naturals, for example, 853116 + ... + 853176.

It is an arithmetic number, because the mean of its divisors is an integer number (1437540).

Almost surely, 2^52041906 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52041906, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69001920).

52041906 is an abundant number, since it is smaller than the sum of its proper divisors (85961934).

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

52041906 is a wasteful number, since it uses less digits than its factorization.

52041906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 52041906 is about 7214.0076240603. The cubic root of 52041906 is about 373.3513545368.

The spelling of 52041906 in words is "fifty-two million, forty-one thousand, nine hundred six".