72455027 has 2 divisors, whose sum is σ = 72455028. Its totient is φ = 72455026.

The previous prime is 72455017. The next prime is 72455051. The reversal of 72455027 is 72055427.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72455027 - 2⁴ = 72455011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72454984 and 72455002.

It is not a weakly prime, because it can be changed into another prime (72455017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36227513 + 36227514.

It is an arithmetic number, because the mean of its divisors is an integer number (36227514).

Almost surely, 2^72455027 is an apocalyptic number.

72455027 is a deficient number, since it is larger than the sum of its proper divisors (1).

72455027 is an equidigital number, since it uses as much as digits as its factorization.

72455027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 72455027 is about 8512.0518677931. The cubic root of 72455027 is about 416.8913084825.

The spelling of 72455027 in words is "seventy-two million, four hundred fifty-five thousand, twenty-seven".