76494393 has 6 divisors (see below), whose sum is σ = 110491914. Its totient is φ = 50996256.

The previous prime is 76494371. The next prime is 76494403. The reversal of 76494393 is 39349467.

76494393 is a `hidden beast` number, since 76 + 494 + 3 + 93 = 666.

It can be written as a sum of positive squares in only one way, i.e., 49744809 + 26749584 = 7053^2 + 5172^2 .

It is not a de Polignac number, because 76494393 - 2¹⁷ = 76363321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76494293) 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, 4249680 + ... + 4249697.

It is an arithmetic number, because the mean of its divisors is an integer number (18415319).

Almost surely, 2^76494393 is an apocalyptic number.

It is an amenable number.

76494393 is a deficient number, since it is larger than the sum of its proper divisors (33997521).

76494393 is a wasteful number, since it uses less digits than its factorization.

76494393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8499383 (or 8499380 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 76494393 is about 8746.1073055388. The cubic root of 76494393 is about 424.4988658421.

The spelling of 76494393 in words is "seventy-six million, four hundred ninety-four thousand, three hundred ninety-three".