76272729 has 8 divisors (see below), whose sum is σ = 109519872. Its totient is φ = 46937040.

The previous prime is 76272719. The next prime is 76272739. The reversal of 76272729 is 92727267.

It is an interprime number because it is at equal distance from previous prime (76272719) and next prime (76272739).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 76272729 - 2¹¹ = 76270681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76272719) 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 in 7 ways as a sum of consecutive naturals, for example, 977817 + ... + 977894.

It is an arithmetic number, because the mean of its divisors is an integer number (13689984).

Almost surely, 2^76272729 is an apocalyptic number.

It is an amenable number.

76272729 is a deficient number, since it is larger than the sum of its proper divisors (33247143).

76272729 is a wasteful number, since it uses less digits than its factorization.

76272729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955727.

The product of its digits is 148176, while the sum is 42.

The square root of 76272729 is about 8733.4259600686. The cubic root of 76272729 is about 424.0884342209.

The spelling of 76272729 in words is "seventy-six million, two hundred seventy-two thousand, seven hundred twenty-nine".