19775054 has 8 divisors (see below), whose sum is σ = 31944360. Its totient is φ = 9126936.

The previous prime is 19775053. The next prime is 19775059. The reversal of 19775054 is 45057791.

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

It is a junction number, because it is equal to n+sod(n) for n = 19774999 and 19775017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19775051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380264 + ... + 380315.

It is an arithmetic number, because the mean of its divisors is an integer number (3993045).

Almost surely, 2^19775054 is an apocalyptic number.

19775054 is a deficient number, since it is larger than the sum of its proper divisors (12169306).

19775054 is a wasteful number, since it uses less digits than its factorization.

19775054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760594.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 19775054 is about 4446.9151105008. The cubic root of 19775054 is about 270.4202600128.

The spelling of 19775054 in words is "nineteen million, seven hundred seventy-five thousand, fifty-four".