55240134 has 16 divisors (see below), whose sum is σ = 112831488. Its totient is φ = 18021512.

The previous prime is 55240121. The next prime is 55240139. The reversal of 55240134 is 43104255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55240139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97662 + ... + 98225.

It is an arithmetic number, because the mean of its divisors is an integer number (7051968).

Almost surely, 2^55240134 is an apocalyptic number.

55240134 is an abundant number, since it is smaller than the sum of its proper divisors (57591354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55240134 is a wasteful number, since it uses less digits than its factorization.

55240134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195939.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 55240134 is about 7432.3706850506. The cubic root of 55240134 is about 380.8479081014.

Adding to 55240134 its reverse (43104255), we get a palindrome (98344389).

The spelling of 55240134 in words is "fifty-five million, two hundred forty thousand, one hundred thirty-four".