76456216 has 16 divisors (see below), whose sum is σ = 146406240. Its totient is φ = 37414560.

The previous prime is 76456213. The next prime is 76456217. The reversal of 76456216 is 61265467.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76456213) 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, 101295 + ... + 102046.

It is an arithmetic number, because the mean of its divisors is an integer number (9150390).

Almost surely, 2^76456216 is an apocalyptic number.

It is an amenable number.

76456216 is a deficient number, since it is larger than the sum of its proper divisors (69950024).

76456216 is a wasteful number, since it uses less digits than its factorization.

76456216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203394 (or 203390 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 76456216 is about 8743.9245193448. The cubic root of 76456216 is about 424.4282341292.

It can be divided in two parts, 7645 and 6216, that added together give a triangular number (13861 = T₁₆₆).

The spelling of 76456216 in words is "seventy-six million, four hundred fifty-six thousand, two hundred sixteen".