54191288 has 8 divisors (see below), whose sum is σ = 101608680. Its totient is φ = 27095640.

The previous prime is 54191279. The next prime is 54191303. The reversal of 54191288 is 88219145.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3386948 + ... + 3386963.

It is an arithmetic number, because the mean of its divisors is an integer number (12701085).

Almost surely, 2^54191288 is an apocalyptic number.

It is an amenable number.

54191288 is a deficient number, since it is larger than the sum of its proper divisors (47417392).

54191288 is a wasteful number, since it uses less digits than its factorization.

54191288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6773917 (or 6773913 counting only the distinct ones).

The product of its digits is 23040, while the sum is 38.

The square root of 54191288 is about 7361.4732221207. The cubic root of 54191288 is about 378.4220997035.

The spelling of 54191288 in words is "fifty-four million, one hundred ninety-one thousand, two hundred eighty-eight".