76216641 has 8 divisors (see below), whose sum is σ = 106040640. Its totient is φ = 48601872.

The previous prime is 76216639. The next prime is 76216643. The reversal of 76216641 is 14661267.

It is an interprime number because it is at equal distance from previous prime (76216639) and next prime (76216643).

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

It is not a de Polignac number, because 76216641 - 2¹ = 76216639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76216643) 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, 552226 + ... + 552363.

It is an arithmetic number, because the mean of its divisors is an integer number (13255080).

Almost surely, 2^76216641 is an apocalyptic number.

It is an amenable number.

76216641 is a deficient number, since it is larger than the sum of its proper divisors (29823999).

76216641 is a wasteful number, since it uses less digits than its factorization.

76216641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104615.

The product of its digits is 12096, while the sum is 33.

The square root of 76216641 is about 8730.2142585391. The cubic root of 76216641 is about 423.9844560132.

The spelling of 76216641 in words is "seventy-six million, two hundred sixteen thousand, six hundred forty-one".