53213758 has 8 divisors (see below), whose sum is σ = 85960728. Its totient is φ = 24560184.

The previous prime is 53213731. The next prime is 53213761. The reversal of 53213758 is 85731235.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1023316 + ... + 1023367.

It is an arithmetic number, because the mean of its divisors is an integer number (10745091).

Almost surely, 2^53213758 is an apocalyptic number.

53213758 is a deficient number, since it is larger than the sum of its proper divisors (32746970).

53213758 is a wasteful number, since it uses less digits than its factorization.

53213758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046698.

The product of its digits is 25200, while the sum is 34.

The square root of 53213758 is about 7294.7760760698. The cubic root of 53213758 is about 376.1328893109.

The spelling of 53213758 in words is "fifty-three million, two hundred thirteen thousand, seven hundred fifty-eight".