53897735 has 8 divisors (see below), whose sum is σ = 68481936. Its totient is φ = 40581760.

The previous prime is 53897731. The next prime is 53897761. The reversal of 53897735 is 53779835.

53897735 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53897735 - 2² = 53897731 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53897735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53897731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316961 + ... + 317130.

It is an arithmetic number, because the mean of its divisors is an integer number (8560242).

Almost surely, 2^53897735 is an apocalyptic number.

53897735 is a deficient number, since it is larger than the sum of its proper divisors (14584201).

53897735 is a wasteful number, since it uses less digits than its factorization.

53897735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634113.

The product of its digits is 793800, while the sum is 47.

The square root of 53897735 is about 7341.5076789444. The cubic root of 53897735 is about 377.7375608059.

The spelling of 53897735 in words is "fifty-three million, eight hundred ninety-seven thousand, seven hundred thirty-five".