55861084 has 6 divisors (see below), whose sum is σ = 97756904. Its totient is φ = 27930540.

The previous prime is 55861081. The next prime is 55861093. The reversal of 55861084 is 48016855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55861081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6982632 + ... + 6982639.

Almost surely, 2^55861084 is an apocalyptic number.

It is an amenable number.

55861084 is a deficient number, since it is larger than the sum of its proper divisors (41895820).

55861084 is a wasteful number, since it uses less digits than its factorization.

55861084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13965275 (or 13965273 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 37.

The square root of 55861084 is about 7474.0272945715. The cubic root of 55861084 is about 382.2696213352.

It can be divided in two parts, 5586 and 1084, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 55861084 in words is "fifty-five million, eight hundred sixty-one thousand, eighty-four".