55883445 has 32 divisors (see below), whose sum is σ = 95496192. Its totient is φ = 27838272.

The previous prime is 55883441. The next prime is 55883449. The reversal of 55883445 is 54438855.

It is an interprime number because it is at equal distance from previous prime (55883441) and next prime (55883449).

It is not a de Polignac number, because 55883445 - 2² = 55883441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55883397 and 55883406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55883441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12952 + ... + 16718.

It is an arithmetic number, because the mean of its divisors is an integer number (2984256).

Almost surely, 2^55883445 is an apocalyptic number.

It is an amenable number.

55883445 is a deficient number, since it is larger than the sum of its proper divisors (39612747).

55883445 is a wasteful number, since it uses less digits than its factorization.

55883445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3841.

The product of its digits is 384000, while the sum is 42.

The square root of 55883445 is about 7475.5230586227. The cubic root of 55883445 is about 382.3206216028.

The spelling of 55883445 in words is "fifty-five million, eight hundred eighty-three thousand, four hundred forty-five".