52262387 has 4 divisors (see below), whose sum is σ = 52725000. Its totient is φ = 51799776.

The previous prime is 52262383. The next prime is 52262393. The reversal of 52262387 is 78326225.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52262387 - 2² = 52262383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52262381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231137 + ... + 231362.

It is an arithmetic number, because the mean of its divisors is an integer number (13181250).

Almost surely, 2^52262387 is an apocalyptic number.

52262387 is a deficient number, since it is larger than the sum of its proper divisors (462613).

52262387 is a wasteful number, since it uses less digits than its factorization.

52262387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462612.

The product of its digits is 40320, while the sum is 35.

The square root of 52262387 is about 7229.2729233305. The cubic root of 52262387 is about 373.8778591118.

The spelling of 52262387 in words is "fifty-two million, two hundred sixty-two thousand, three hundred eighty-seven".