72350571 has 8 divisors (see below), whose sum is σ = 100661760. Its totient is φ = 46136552.

The previous prime is 72350569. The next prime is 72350573. The reversal of 72350571 is 17505327.

It is an interprime number because it is at equal distance from previous prime (72350569) and next prime (72350573).

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

It is a cyclic number.

It is not a de Polignac number, because 72350571 - 2¹ = 72350569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72350573) 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, 524211 + ... + 524348.

It is an arithmetic number, because the mean of its divisors is an integer number (12582720).

Almost surely, 2^72350571 is an apocalyptic number.

72350571 is a deficient number, since it is larger than the sum of its proper divisors (28311189).

72350571 is a wasteful number, since it uses less digits than its factorization.

72350571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048585.

The product of its (nonzero) digits is 7350, while the sum is 30.

The square root of 72350571 is about 8505.9138838810. The cubic root of 72350571 is about 416.6908726915.

Adding to 72350571 its reverse (17505327), we get a palindrome (89855898).

The spelling of 72350571 in words is "seventy-two million, three hundred fifty thousand, five hundred seventy-one".