76025009 has 2 divisors, whose sum is σ = 76025010. Its totient is φ = 76025008.

The previous prime is 76024997. The next prime is 76025017. The reversal of 76025009 is 90052067.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74770609 + 1254400 = 8647^2 + 1120^2 .

It is a cyclic number.

It is not a de Polignac number, because 76025009 - 2¹² = 76020913 is a prime.

It is a super-4 number, since 4×76025009⁴ (a number of 33 digits) contains 4444 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (76025809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38012504 + 38012505.

It is an arithmetic number, because the mean of its divisors is an integer number (38012505).

Almost surely, 2^76025009 is an apocalyptic number.

It is an amenable number.

76025009 is a deficient number, since it is larger than the sum of its proper divisors (1).

76025009 is an equidigital number, since it uses as much as digits as its factorization.

76025009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 76025009 is about 8719.2321336228. The cubic root of 76025009 is about 423.6288154844.

The spelling of 76025009 in words is "seventy-six million, twenty-five thousand, nine".