53438599 has 4 divisors (see below), whose sum is σ = 56582064. Its totient is φ = 50295136.

The previous prime is 53438573. The next prime is 53438611. The reversal of 53438599 is 99583435.

It is a happy number.

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 53438599 - 2¹⁹ = 52914311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53438509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1571707 + ... + 1571740.

It is an arithmetic number, because the mean of its divisors is an integer number (14145516).

Almost surely, 2^53438599 is an apocalyptic number.

53438599 is a deficient number, since it is larger than the sum of its proper divisors (3143465).

53438599 is a wasteful number, since it uses less digits than its factorization.

53438599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143464.

The product of its digits is 583200, while the sum is 46.

The square root of 53438599 is about 7310.1709282342. The cubic root of 53438599 is about 376.6618957637.

The spelling of 53438599 in words is "fifty-three million, four hundred thirty-eight thousand, five hundred ninety-nine".