76434417 has 6 divisors (see below), whose sum is σ = 110405282. Its totient is φ = 50956272.

The previous prime is 76434409. The next prime is 76434419. The reversal of 76434417 is 71443467.

It is a happy number.

76434417 is a `hidden beast` number, since 7 + 643 + 4 + 4 + 1 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 74028816 + 2405601 = 8604^2 + 1551^2 .

It is not a de Polignac number, because 76434417 - 2³ = 76434409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76434419) 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, 4246348 + ... + 4246365.

Almost surely, 2^76434417 is an apocalyptic number.

It is an amenable number.

76434417 is a deficient number, since it is larger than the sum of its proper divisors (33970865).

76434417 is a wasteful number, since it uses less digits than its factorization.

76434417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8492719 (or 8492716 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 76434417 is about 8742.6779078266. The cubic root of 76434417 is about 424.3878929988.

The spelling of 76434417 in words is "seventy-six million, four hundred thirty-four thousand, four hundred seventeen".