72577039 has 2 divisors, whose sum is σ = 72577040. Its totient is φ = 72577038.

The previous prime is 72577027. The next prime is 72577051. The reversal of 72577039 is 93077527.

It is a balanced prime because it is at equal distance from previous prime (72577027) and next prime (72577051).

It is a cyclic number.

It is not a de Polignac number, because 72577039 - 2²¹ = 70479887 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 72576992 and 72577010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72577009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36288519 + 36288520.

It is an arithmetic number, because the mean of its divisors is an integer number (36288520).

Almost surely, 2^72577039 is an apocalyptic number.

72577039 is a deficient number, since it is larger than the sum of its proper divisors (1).

72577039 is an equidigital number, since it uses as much as digits as its factorization.

72577039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92610, while the sum is 40.

The square root of 72577039 is about 8519.2158676723. The cubic root of 72577039 is about 417.1251878926.

The spelling of 72577039 in words is "seventy-two million, five hundred seventy-seven thousand, thirty-nine".