52221735 has 24 divisors (see below), whose sum is σ = 91072800. Its totient is φ = 27680832.

The previous prime is 52221733. The next prime is 52221751. The reversal of 52221735 is 53712225.

It is not a de Polignac number, because 52221735 - 2¹ = 52221733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52221699 and 52221708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52221731) 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, 4041 + ... + 10989.

It is an arithmetic number, because the mean of its divisors is an integer number (3794700).

Almost surely, 2^52221735 is an apocalyptic number.

52221735 is a deficient number, since it is larger than the sum of its proper divisors (38851065).

52221735 is a wasteful number, since it uses less digits than its factorization.

52221735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7127 (or 7124 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 52221735 is about 7226.4607519864. The cubic root of 52221735 is about 373.7808943787.

The spelling of 52221735 in words is "fifty-two million, two hundred twenty-one thousand, seven hundred thirty-five".