76434429 has 8 divisors (see below), whose sum is σ = 102007360. Its totient is φ = 50908896.

The previous prime is 76434419. The next prime is 76434433. The reversal of 76434429 is 92443467.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 76434429 - 2⁷ = 76434301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76434409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7897 + ... + 14670.

It is an arithmetic number, because the mean of its divisors is an integer number (12750920).

Almost surely, 2^76434429 is an apocalyptic number.

It is an amenable number.

76434429 is a deficient number, since it is larger than the sum of its proper divisors (25572931).

76434429 is a wasteful number, since it uses less digits than its factorization.

76434429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23699.

The product of its digits is 145152, while the sum is 39.

The square root of 76434429 is about 8742.6785941152. The cubic root of 76434429 is about 424.3879152081.

The spelling of 76434429 in words is "seventy-six million, four hundred thirty-four thousand, four hundred twenty-nine".