76840601 has 10 divisors (see below), whose sum is σ = 80901282. Its totient is φ = 72940320.

The previous prime is 76840571. The next prime is 76840609. The reversal of 76840601 is 10604867.

It can be written as a sum of positive squares in 5 ways, for example, as 4182025 + 72658576 = 2045^2 + 8524^2 .

It is not a de Polignac number, because 76840601 - 2¹⁰ = 76839577 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76840609) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1874141 + ... + 1874181.

Almost surely, 2^76840601 is an apocalyptic number.

It is an amenable number.

76840601 is a deficient number, since it is larger than the sum of its proper divisors (4060681).

76840601 is an frugal number, since it uses more digits than its factorization.

76840601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 76840601 is about 8765.8770810456. The cubic root of 76840601 is about 425.1383189921.

The spelling of 76840601 in words is "seventy-six million, eight hundred forty thousand, six hundred one".