76117040 has 40 divisors (see below), whose sum is σ = 186290160. Its totient is φ = 28843776.

The previous prime is 76117031. The next prime is 76117043. The reversal of 76117040 is 4071167.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (76117043) 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, 23519 + ... + 26558.

It is an arithmetic number, because the mean of its divisors is an integer number (4657254).

Almost surely, 2^76117040 is an apocalyptic number.

It is an amenable number.

76117040 is an abundant number, since it is smaller than the sum of its proper divisors (110173120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76117040 is a wasteful number, since it uses less digits than its factorization.

76117040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50109 (or 50103 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 76117040 is about 8724.5080090513. The cubic root of 76117040 is about 423.7996858462.

The spelling of 76117040 in words is "seventy-six million, one hundred seventeen thousand, forty".