55061774 has 8 divisors (see below), whose sum is σ = 82735128. Its totient is φ = 27483400.

The previous prime is 55061771. The next prime is 55061777. The reversal of 55061774 is 47716055.

It is an interprime number because it is at equal distance from previous prime (55061771) and next prime (55061777).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55061771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22277 + ... + 24624.

It is an arithmetic number, because the mean of its divisors is an integer number (10341891).

Almost surely, 2^55061774 is an apocalyptic number.

55061774 is a deficient number, since it is larger than the sum of its proper divisors (27673354).

55061774 is a wasteful number, since it uses less digits than its factorization.

55061774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47490.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 55061774 is about 7420.3621205437. The cubic root of 55061774 is about 380.4375707353.

The spelling of 55061774 in words is "fifty-five million, sixty-one thousand, seven hundred seventy-four".