76326993 has 6 divisors (see below), whose sum is σ = 110250114. Its totient is φ = 50884656.

The previous prime is 76326989. The next prime is 76326997. The reversal of 76326993 is 39962367.

76326993 is a `hidden beast` number, since 7 + 632 + 6 + 9 + 9 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (76326989) and next prime (76326997).

It can be written as a sum of positive squares in only one way, i.e., 76160529 + 166464 = 8727^2 + 408^2 .

It is not a de Polignac number, because 76326993 - 2² = 76326989 is a prime.

It is a super-3 number, since 3×76326993³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (76326997) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4240380 + ... + 4240397.

It is an arithmetic number, because the mean of its divisors is an integer number (18375019).

Almost surely, 2^76326993 is an apocalyptic number.

It is an amenable number.

76326993 is a deficient number, since it is larger than the sum of its proper divisors (33923121).

76326993 is a wasteful number, since it uses less digits than its factorization.

76326993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8480783 (or 8480780 counting only the distinct ones).

The product of its digits is 367416, while the sum is 45.

The square root of 76326993 is about 8736.5320923121. The cubic root of 76326993 is about 424.1889825200.

The spelling of 76326993 in words is "seventy-six million, three hundred twenty-six thousand, nine hundred ninety-three".