55345634 has 4 divisors (see below), whose sum is σ = 83018454. Its totient is φ = 27672816.

The previous prime is 55345597. The next prime is 55345657. The reversal of 55345634 is 43654355.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 51912025 + 3433609 = 7205^2 + 1853^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55345594 and 55345603.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 13836407 + ... + 13836410.

Almost surely, 2^55345634 is an apocalyptic number.

55345634 is a deficient number, since it is larger than the sum of its proper divisors (27672820).

55345634 is a wasteful number, since it uses less digits than its factorization.

55345634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27672819.

The product of its digits is 108000, while the sum is 35.

The square root of 55345634 is about 7439.4646312756. The cubic root of 55345634 is about 381.0902071913.

Adding to 55345634 its reverse (43654355), we get a palindrome (98999989).

The spelling of 55345634 in words is "fifty-five million, three hundred forty-five thousand, six hundred thirty-four".