72050677 has 2 divisors, whose sum is σ = 72050678. Its totient is φ = 72050676.

The previous prime is 72050669. The next prime is 72050711. The reversal of 72050677 is 77605027.

It is an a-pointer prime, because the next prime (72050711) can be obtained adding 72050677 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48566961 + 23483716 = 6969^2 + 4846^2 .

It is an emirp because it is prime and its reverse (77605027) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72050677 - 2³ = 72050669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72050617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36025338 + 36025339.

It is an arithmetic number, because the mean of its divisors is an integer number (36025339).

Almost surely, 2^72050677 is an apocalyptic number.

It is an amenable number.

72050677 is a deficient number, since it is larger than the sum of its proper divisors (1).

72050677 is an equidigital number, since it uses as much as digits as its factorization.

72050677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20580, while the sum is 34.

The square root of 72050677 is about 8488.2670198339. The cubic root of 72050677 is about 416.1143458013.

It can be divided in two parts, 72050 and 677, that added together give a palindrome (72727).

The spelling of 72050677 in words is "seventy-two million, fifty thousand, six hundred seventy-seven".