76066972 has 12 divisors (see below), whose sum is σ = 136364256. Its totient is φ = 37105760.

The previous prime is 76066961. The next prime is 76066973. The reversal of 76066972 is 27966067.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76066973) 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, 231748 + ... + 232075.

It is an arithmetic number, because the mean of its divisors is an integer number (11363688).

Almost surely, 2^76066972 is an apocalyptic number.

It is an amenable number.

76066972 is a deficient number, since it is larger than the sum of its proper divisors (60297284).

76066972 is a wasteful number, since it uses less digits than its factorization.

76066972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463868 (or 463866 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 76066972 is about 8721.6381488801. The cubic root of 76066972 is about 423.7067436405.

The spelling of 76066972 in words is "seventy-six million, sixty-six thousand, nine hundred seventy-two".