54812078 has 4 divisors (see below), whose sum is σ = 82218120. Its totient is φ = 27406038.

The previous prime is 54812077. The next prime is 54812083. The reversal of 54812078 is 87021845.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54812077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13703018 + ... + 13703021.

It is an arithmetic number, because the mean of its divisors is an integer number (20554530).

Almost surely, 2^54812078 is an apocalyptic number.

54812078 is a deficient number, since it is larger than the sum of its proper divisors (27406042).

54812078 is a wasteful number, since it uses less digits than its factorization.

54812078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27406041.

The product of its (nonzero) digits is 17920, while the sum is 35.

The square root of 54812078 is about 7403.5179475706. The cubic root of 54812078 is about 379.8616255182.

The spelling of 54812078 in words is "fifty-four million, eight hundred twelve thousand, seventy-eight".