55840758 has 16 divisors (see below), whose sum is σ = 112671216. Its totient is φ = 18448640.

The previous prime is 55840739. The next prime is 55840777. The reversal of 55840758 is 85704855.

It is an interprime number because it is at equal distance from previous prime (55840739) and next prime (55840777).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40503 + ... + 41858.

It is an arithmetic number, because the mean of its divisors is an integer number (7041951).

Almost surely, 2^55840758 is an apocalyptic number.

55840758 is an abundant number, since it is smaller than the sum of its proper divisors (56830458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55840758 is a wasteful number, since it uses less digits than its factorization.

55840758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82479.

The product of its (nonzero) digits is 224000, while the sum is 42.

The square root of 55840758 is about 7472.6673952478. The cubic root of 55840758 is about 382.2232506219.

The spelling of 55840758 in words is "fifty-five million, eight hundred forty thousand, seven hundred fifty-eight".