55927646 has 16 divisors (see below), whose sum is σ = 86363664. Its totient is φ = 27143424.

The previous prime is 55927643. The next prime is 55927657. The reversal of 55927646 is 64672955.

It is a junction number, because it is equal to n+sod(n) for n = 55927597 and 55927606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55927643) 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, 49241 + ... + 50363.

It is an arithmetic number, because the mean of its divisors is an integer number (5397729).

Almost surely, 2^55927646 is an apocalyptic number.

55927646 is a deficient number, since it is larger than the sum of its proper divisors (30436018).

55927646 is a wasteful number, since it uses less digits than its factorization.

55927646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835.

The product of its digits is 453600, while the sum is 44.

The square root of 55927646 is about 7478.4788560241. The cubic root of 55927646 is about 382.4213938461.

The spelling of 55927646 in words is "fifty-five million, nine hundred twenty-seven thousand, six hundred forty-six".