53072067 has 4 divisors (see below), whose sum is σ = 70762760. Its totient is φ = 35381376.

The previous prime is 53072051. The next prime is 53072069. The reversal of 53072067 is 76027035.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 53072067 - 2⁴ = 53072051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53072069) 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, 8845342 + ... + 8845347.

It is an arithmetic number, because the mean of its divisors is an integer number (17690690).

Almost surely, 2^53072067 is an apocalyptic number.

53072067 is a deficient number, since it is larger than the sum of its proper divisors (17690693).

53072067 is a wasteful number, since it uses less digits than its factorization.

53072067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17690692.

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 53072067 is about 7285.0577897502. The cubic root of 53072067 is about 375.7987525548.

The spelling of 53072067 in words is "fifty-three million, seventy-two thousand, sixty-seven".