52421635 has 16 divisors (see below), whose sum is σ = 72806400. Its totient is φ = 35489376.

The previous prime is 52421617. The next prime is 52421641. The reversal of 52421635 is 53612425.

52421635 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 52421635 - 2¹³ = 52413443 is a prime.

It is a super-3 number, since 3×52421635³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6715 + ... + 12244.

It is an arithmetic number, because the mean of its divisors is an integer number (4550400).

Almost surely, 2^52421635 is an apocalyptic number.

52421635 is a deficient number, since it is larger than the sum of its proper divisors (20384765).

52421635 is a wasteful number, since it uses less digits than its factorization.

52421635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19050.

The product of its digits is 7200, while the sum is 28.

The square root of 52421635 is about 7240.2786548585. The cubic root of 52421635 is about 374.2572200831.

The spelling of 52421635 in words is "fifty-two million, four hundred twenty-one thousand, six hundred thirty-five".