53609834 has 8 divisors (see below), whose sum is σ = 80536260. Its totient is φ = 26764416.

The previous prime is 53609833. The next prime is 53609861. The reversal of 53609834 is 43890635.

It can be written as a sum of positive squares in 2 ways, for example, as 51912025 + 1697809 = 7205^2 + 1303^2 .

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

It is not an unprimeable number, because it can be changed into a prime (53609833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18569 + ... + 21260.

Almost surely, 2^53609834 is an apocalyptic number.

53609834 is a deficient number, since it is larger than the sum of its proper divisors (26926426).

53609834 is a wasteful number, since it uses less digits than its factorization.

53609834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40504.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 53609834 is about 7321.8736673068. The cubic root of 53609834 is about 377.0637833669.

The spelling of 53609834 in words is "fifty-three million, six hundred nine thousand, eight hundred thirty-four".