53722735 has 8 divisors (see below), whose sum is σ = 70328016. Its totient is φ = 39071040.

The previous prime is 53722729. The next prime is 53722763.

53722735 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 53722735 - 2⁹ = 53722223 is a prime.

It is a super-2 number, since 2×53722735² = 5772264511760450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53722735.

It is a congruent number.

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, 488334 + ... + 488443.

It is an arithmetic number, because the mean of its divisors is an integer number (8791002).

Almost surely, 2^53722735 is an apocalyptic number.

53722735 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53722735 is a deficient number, since it is larger than the sum of its proper divisors (16605281).

53722735 is a wasteful number, since it uses less digits than its factorization.

53722735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976793.

The product of its digits is 44100, while the sum is 34.

The square root of 53722735 is about 7329.5794558760. The cubic root of 53722735 is about 377.3282934735.

The spelling of 53722735 in words is "fifty-three million, seven hundred twenty-two thousand, seven hundred thirty-five".