49000054 has 4 divisors (see below), whose sum is σ = 73500084. Its totient is φ = 24500026.

The previous prime is 49000033. The next prime is 49000073. The reversal of 49000054 is 45000094.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 48999989 and 49000034.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12250012 + ... + 12250015.

It is an arithmetic number, because the mean of its divisors is an integer number (18375021).

Almost surely, 2^49000054 is an apocalyptic number.

49000054 is a deficient number, since it is larger than the sum of its proper divisors (24500030).

49000054 is a wasteful number, since it uses less digits than its factorization.

49000054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24500029.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 49000054 is about 7000.0038571418. The cubic root of 49000054 is about 365.9307054257.

The spelling of 49000054 in words is "forty-nine million, fifty-four", and thus it is an aban number.