53379689 has 4 divisors (see below), whose sum is σ = 58232400. Its totient is φ = 48526980.

The previous prime is 53379673. The next prime is 53379701. The reversal of 53379689 is 98697335.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53379689 - 2⁴ = 53379673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53379649) 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, 2426339 + ... + 2426360.

It is an arithmetic number, because the mean of its divisors is an integer number (14558100).

Almost surely, 2^53379689 is an apocalyptic number.

It is an amenable number.

53379689 is a deficient number, since it is larger than the sum of its proper divisors (4852711).

53379689 is a wasteful number, since it uses less digits than its factorization.

53379689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4852710.

The product of its digits is 1224720, while the sum is 50.

The square root of 53379689 is about 7306.1404996072. The cubic root of 53379689 is about 376.5234358529.

The spelling of 53379689 in words is "fifty-three million, three hundred seventy-nine thousand, six hundred eighty-nine".