53799740 has 48 divisors (see below), whose sum is σ = 116121600. Its totient is φ = 20930112.

The previous prime is 53799721. The next prime is 53799761. The reversal of 53799740 is 4799735.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 53799691 and 53799700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149681 + ... + 150039.

It is an arithmetic number, because the mean of its divisors is an integer number (2419200).

Almost surely, 2^53799740 is an apocalyptic number.

It is an amenable number.

53799740 is an abundant number, since it is smaller than the sum of its proper divisors (62321860).

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

53799740 is a wasteful number, since it uses less digits than its factorization.

53799740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554 (or 552 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 44.

The square root of 53799740 is about 7334.8306047243. The cubic root of 53799740 is about 377.5084921266.

The spelling of 53799740 in words is "fifty-three million, seven hundred ninety-nine thousand, seven hundred forty".