53299587 has 8 divisors (see below), whose sum is σ = 77526720. Its totient is φ = 32302760.

The previous prime is 53299567. The next prime is 53299601. The reversal of 53299587 is 78599235.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53299587 - 2¹⁰ = 53298563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53299507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807537 + ... + 807602.

It is an arithmetic number, because the mean of its divisors is an integer number (9690840).

Almost surely, 2^53299587 is an apocalyptic number.

53299587 is a deficient number, since it is larger than the sum of its proper divisors (24227133).

53299587 is a wasteful number, since it uses less digits than its factorization.

53299587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615153.

The product of its digits is 680400, while the sum is 48.

The square root of 53299587 is about 7300.6566143053. The cubic root of 53299587 is about 376.3350035130.

The spelling of 53299587 in words is "fifty-three million, two hundred ninety-nine thousand, five hundred eighty-seven".