72725059 has 4 divisors (see below), whose sum is σ = 79336440. Its totient is φ = 66113680.

The previous prime is 72725047. The next prime is 72725077. The reversal of 72725059 is 95052727.

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

It is a cyclic number.

It is not a de Polignac number, because 72725059 - 2⁷ = 72724931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72728059) 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, 3305674 + ... + 3305695.

It is an arithmetic number, because the mean of its divisors is an integer number (19834110).

Almost surely, 2^72725059 is an apocalyptic number.

72725059 is a deficient number, since it is larger than the sum of its proper divisors (6611381).

72725059 is a wasteful number, since it uses less digits than its factorization.

72725059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6611380.

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 72725059 is about 8527.8988619706. The cubic root of 72725059 is about 417.4085692670.

The spelling of 72725059 in words is "seventy-two million, seven hundred twenty-five thousand, fifty-nine".