5636434 has 8 divisors (see below), whose sum is σ = 8660988. Its totient is φ = 2749440.

The previous prime is 5636419. The next prime is 5636437. The reversal of 5636434 is 4346365.

It can be written as a sum of positive squares in 2 ways, for example, as 4853209 + 783225 = 2203^2 + 885^2 .

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

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 5636396 and 5636405.

It is not an unprimeable number, because it can be changed into a prime (5636437) 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, 34287 + ... + 34450.

Almost surely, 2^5636434 is an apocalyptic number.

5636434 is a deficient number, since it is larger than the sum of its proper divisors (3024554).

5636434 is a wasteful number, since it uses less digits than its factorization.

5636434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68780.

The product of its digits is 25920, while the sum is 31.

The square root of 5636434 is about 2374.1175202588. The cubic root of 5636434 is about 177.9650859435.

Subtracting from 5636434 its sum of digits (31), we obtain a triangular number (5636403 = T₃₃₅₇).

The spelling of 5636434 in words is "five million, six hundred thirty-six thousand, four hundred thirty-four".