54099278 has 16 divisors (see below), whose sum is σ = 84921216. Its totient is φ = 25816320.

The previous prime is 54099277. The next prime is 54099281. The reversal of 54099278 is 87299045.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54099277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1451 + ... + 10502.

It is an arithmetic number, because the mean of its divisors is an integer number (5307576).

Almost surely, 2^54099278 is an apocalyptic number.

54099278 is a deficient number, since it is larger than the sum of its proper divisors (30821938).

54099278 is a wasteful number, since it uses less digits than its factorization.

54099278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12059.

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 54099278 is about 7355.2211387558. The cubic root of 54099278 is about 378.2078073134.

The spelling of 54099278 in words is "fifty-four million, ninety-nine thousand, two hundred seventy-eight".