54695720 has 16 divisors (see below), whose sum is σ = 123065460. Its totient is φ = 21878272.

The previous prime is 54695701. The next prime is 54695741. The reversal of 54695720 is 2759645.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 53202436 + 1493284 = 7294^2 + 1222^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 683657 + ... + 683736.

Almost surely, 2^54695720 is an apocalyptic number.

It is an amenable number.

54695720 is an abundant number, since it is smaller than the sum of its proper divisors (68369740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54695720 is a wasteful number, since it uses less digits than its factorization.

54695720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367404 (or 1367400 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 54695720 is about 7395.6554814296. The cubic root of 54695720 is about 379.5926382546.

The spelling of 54695720 in words is "fifty-four million, six hundred ninety-five thousand, seven hundred twenty".