55642582 has 8 divisors (see below), whose sum is σ = 86156352. Its totient is φ = 26923800.

The previous prime is 55642577. The next prime is 55642591. The reversal of 55642582 is 28524655.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448669 + ... + 448792.

It is an arithmetic number, because the mean of its divisors is an integer number (10769544).

Almost surely, 2^55642582 is an apocalyptic number.

55642582 is a deficient number, since it is larger than the sum of its proper divisors (30513770).

55642582 is a wasteful number, since it uses less digits than its factorization.

55642582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897494.

The product of its digits is 96000, while the sum is 37.

The square root of 55642582 is about 7459.3955519197. The cubic root of 55642582 is about 381.7705510604.

The spelling of 55642582 in words is "fifty-five million, six hundred forty-two thousand, five hundred eighty-two".