76407671 has 4 divisors (see below), whose sum is σ = 77548152. Its totient is φ = 75267192.

The previous prime is 76407659. The next prime is 76407697. The reversal of 76407671 is 17670467.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17670467 = 41 ⋅430987.

It is a cyclic number.

It is not a de Polignac number, because 76407671 - 2²² = 72213367 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 (76407631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 570140 + ... + 570273.

It is an arithmetic number, because the mean of its divisors is an integer number (19387038).

Almost surely, 2^76407671 is an apocalyptic number.

76407671 is a deficient number, since it is larger than the sum of its proper divisors (1140481).

76407671 is a wasteful number, since it uses less digits than its factorization.

76407671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140480.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 76407671 is about 8741.1481511298. The cubic root of 76407671 is about 424.3383864927.

The spelling of 76407671 in words is "seventy-six million, four hundred seven thousand, six hundred seventy-one".