1002421412 has 12 divisors (see below), whose sum is σ = 1760712576. Its totient is φ = 499360680.

The previous prime is 1002421411. The next prime is 1002421417. The reversal of 1002421412 is 2141242001.

It is not an unprimeable number, because it can be changed into a prime (1002421411) 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, 461288 + ... + 463455.

It is an arithmetic number, because the mean of its divisors is an integer number (146726048).

Almost surely, 2^1002421412 is an apocalyptic number.

It is an amenable number.

1002421412 is a deficient number, since it is larger than the sum of its proper divisors (758291164).

1002421412 is a wasteful number, since it uses less digits than its factorization.

1002421412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925018 (or 925016 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1002421412 is about 31661.0393385941. The cubic root of 1002421412 is about 1000.8064867376.

Adding to 1002421412 its reverse (2141242001), we get a palindrome (3143663413).

The spelling of 1002421412 in words is "one billion, two million, four hundred twenty-one thousand, four hundred twelve".