76221802 has 8 divisors (see below), whose sum is σ = 118275300. Its totient is φ = 36796704.

The previous prime is 76221799. The next prime is 76221809. The reversal of 76221802 is 20812267.

It can be written as a sum of positive squares in 2 ways, for example, as 70408881 + 5812921 = 8391^2 + 2411^2 .

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

It is not an unprimeable number, because it can be changed into a prime (76221809) 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, 657027 + ... + 657142.

Almost surely, 2^76221802 is an apocalyptic number.

76221802 is a deficient number, since it is larger than the sum of its proper divisors (42053498).

76221802 is a wasteful number, since it uses less digits than its factorization.

76221802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314200.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 76221802 is about 8730.5098362009. The cubic root of 76221802 is about 423.9940258147.

The spelling of 76221802 in words is "seventy-six million, two hundred twenty-one thousand, eight hundred two".