76620227 has 2 divisors, whose sum is σ = 76620228. Its totient is φ = 76620226.

The previous prime is 76620221. The next prime is 76620253. The reversal of 76620227 is 72202667.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76620227 - 2⁸ = 76619971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76620193 and 76620202.

It is not a weakly prime, because it can be changed into another prime (76620221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38310113 + 38310114.

It is an arithmetic number, because the mean of its divisors is an integer number (38310114).

Almost surely, 2^76620227 is an apocalyptic number.

76620227 is a deficient number, since it is larger than the sum of its proper divisors (1).

76620227 is an equidigital number, since it uses as much as digits as its factorization.

76620227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 76620227 is about 8753.2980641584. The cubic root of 76620227 is about 424.7315065397.

The spelling of 76620227 in words is "seventy-six million, six hundred twenty thousand, two hundred twenty-seven".