48136369 has 4 divisors (see below), whose sum is σ = 48150820. Its totient is φ = 48121920.

The previous prime is 48136339. The next prime is 48136373. The reversal of 48136369 is 96363184.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 47430769 + 705600 = 6887^2 + 840^2 .

It is a cyclic number.

It is not a de Polignac number, because 48136369 - 2⁷ = 48136241 is a prime.

It is a super-2 number, since 2×48136369² = 4634220041008322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48136339) 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, 589 + ... + 9829.

It is an arithmetic number, because the mean of its divisors is an integer number (12037705).

Almost surely, 2^48136369 is an apocalyptic number.

It is an amenable number.

48136369 is a deficient number, since it is larger than the sum of its proper divisors (14451).

48136369 is an equidigital number, since it uses as much as digits as its factorization.

48136369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14450.

The product of its digits is 93312, while the sum is 40.

The square root of 48136369 is about 6938.0378350078. The cubic root of 48136369 is about 363.7679583171.

It can be divided in two parts, 4813636 and 9, that multiplied together give a square (43322724 = 6582²).

The spelling of 48136369 in words is "forty-eight million, one hundred thirty-six thousand, three hundred sixty-nine".