53572718 has 16 divisors (see below), whose sum is σ = 82270080. Its totient is φ = 26154336.

The previous prime is 53572709. The next prime is 53572733. The reversal of 53572718 is 81727535.

It is a happy number.

It is a super-2 number, since 2×53572718² = 5740072227815048, which contains 22 as substring.

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, 23171 + ... + 25377.

It is an arithmetic number, because the mean of its divisors is an integer number (5141880).

Almost surely, 2^53572718 is an apocalyptic number.

53572718 is a deficient number, since it is larger than the sum of its proper divisors (28697362).

53572718 is a wasteful number, since it uses less digits than its factorization.

53572718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2491.

The product of its digits is 58800, while the sum is 38.

The square root of 53572718 is about 7319.3386313246. The cubic root of 53572718 is about 376.9767450424.

The spelling of 53572718 in words is "fifty-three million, five hundred seventy-two thousand, seven hundred eighteen".