54197770 has 16 divisors (see below), whose sum is σ = 106424928. Its totient is φ = 19708240.

The previous prime is 54197761. The next prime is 54197789. The reversal of 54197770 is 7779145.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246244 + ... + 246463.

It is an arithmetic number, because the mean of its divisors is an integer number (6651558).

Almost surely, 2^54197770 is an apocalyptic number.

54197770 is a deficient number, since it is larger than the sum of its proper divisors (52227158).

54197770 is a wasteful number, since it uses less digits than its factorization.

54197770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492725.

The product of its (nonzero) digits is 61740, while the sum is 40.

The square root of 54197770 is about 7361.9134740908. The cubic root of 54197770 is about 378.4371872102.

The spelling of 54197770 in words is "fifty-four million, one hundred ninety-seven thousand, seven hundred seventy".