52216797 has 8 divisors (see below), whose sum is σ = 69725920. Its totient is φ = 34759440.

The previous prime is 52216757. The next prime is 52216799. The reversal of 52216797 is 79761225.

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

It is not a de Polignac number, because 52216797 - 2⁷ = 52216669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52216799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10522 + ... + 14667.

It is an arithmetic number, because the mean of its divisors is an integer number (8715740).

Almost surely, 2^52216797 is an apocalyptic number.

It is an amenable number.

52216797 is a deficient number, since it is larger than the sum of its proper divisors (17509123).

52216797 is a wasteful number, since it uses less digits than its factorization.

52216797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25883.

The product of its digits is 52920, while the sum is 39.

The square root of 52216797 is about 7226.1190828826. The cubic root of 52216797 is about 373.7691126418.

The spelling of 52216797 in words is "fifty-two million, two hundred sixteen thousand, seven hundred ninety-seven".