55232445 has 16 divisors (see below), whose sum is σ = 88466112. Its totient is φ = 29425920.

The previous prime is 55232431. The next prime is 55232467. The reversal of 55232445 is 54423255.

It is not a de Polignac number, because 55232445 - 2⁶ = 55232381 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22110 + ... + 24480.

It is an arithmetic number, because the mean of its divisors is an integer number (5529132).

Almost surely, 2^55232445 is an apocalyptic number.

It is an amenable number.

55232445 is a deficient number, since it is larger than the sum of its proper divisors (33233667).

55232445 is a wasteful number, since it uses less digits than its factorization.

55232445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3932.

The product of its digits is 24000, while the sum is 30.

The square root of 55232445 is about 7431.8534027522. The cubic root of 55232445 is about 380.8302369190.

The spelling of 55232445 in words is "fifty-five million, two hundred thirty-two thousand, four hundred forty-five".