52072246 has 8 divisors (see below), whose sum is σ = 80219520. Its totient is φ = 25332408.

The previous prime is 52072201. The next prime is 52072247. The reversal of 52072246 is 64227025.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52072247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351766 + ... + 351913.

It is an arithmetic number, because the mean of its divisors is an integer number (10027440).

Almost surely, 2^52072246 is an apocalyptic number.

52072246 is a deficient number, since it is larger than the sum of its proper divisors (28147274).

52072246 is a wasteful number, since it uses less digits than its factorization.

52072246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703718.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 52072246 is about 7216.1101709993. The cubic root of 52072246 is about 373.4238940241.

The spelling of 52072246 in words is "fifty-two million, seventy-two thousand, two hundred forty-six".