76423691 has 8 divisors (see below), whose sum is σ = 77151504. Its totient is φ = 75699360.

The previous prime is 76423679. The next prime is 76423693. The reversal of 76423691 is 19632467.

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

It is a cyclic number.

It is not a de Polignac number, because 76423691 - 2¹⁴ = 76407307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76423693) 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, 64121 + ... + 65301.

It is an arithmetic number, because the mean of its divisors is an integer number (9643938).

Almost surely, 2^76423691 is an apocalyptic number.

76423691 is a deficient number, since it is larger than the sum of its proper divisors (727813).

76423691 is a wasteful number, since it uses less digits than its factorization.

76423691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1741.

The product of its digits is 54432, while the sum is 38.

The square root of 76423691 is about 8742.0644586962. The cubic root of 76423691 is about 424.3680406964.

The spelling of 76423691 in words is "seventy-six million, four hundred twenty-three thousand, six hundred ninety-one".