55901626 has 8 divisors (see below), whose sum is σ = 91475424. Its totient is φ = 25409820.

The previous prime is 55901623. The next prime is 55901641. The reversal of 55901626 is 62610955.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 55901591 and 55901600.

It is not an unprimeable number, because it can be changed into a prime (55901623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1270470 + ... + 1270513.

It is an arithmetic number, because the mean of its divisors is an integer number (11434428).

Almost surely, 2^55901626 is an apocalyptic number.

55901626 is a deficient number, since it is larger than the sum of its proper divisors (35573798).

55901626 is a wasteful number, since it uses less digits than its factorization.

55901626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2540996.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 55901626 is about 7476.7389950432. The cubic root of 55901626 is about 382.3620782307.

The spelling of 55901626 in words is "fifty-five million, nine hundred one thousand, six hundred twenty-six".