55244434 has 16 divisors (see below), whose sum is σ = 95060736. Its totient is φ = 23587200.

The previous prime is 55244417. The next prime is 55244437. The reversal of 55244434 is 43444255.

It is a junction number, because it is equal to n+sod(n) for n = 55244396 and 55244405.

It is not an unprimeable number, because it can be changed into a prime (55244437) 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, 3487 + ... + 11074.

It is an arithmetic number, because the mean of its divisors is an integer number (5941296).

Almost surely, 2^55244434 is an apocalyptic number.

55244434 is a deficient number, since it is larger than the sum of its proper divisors (39816302).

55244434 is a wasteful number, since it uses less digits than its factorization.

55244434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14841.

The product of its digits is 38400, while the sum is 31.

The square root of 55244434 is about 7432.6599545519. The cubic root of 55244434 is about 380.8577898268.

Adding to 55244434 its reverse (43444255), we get a palindrome (98688689).

The spelling of 55244434 in words is "fifty-five million, two hundred forty-four thousand, four hundred thirty-four".