1002402412 has 24 divisors (see below), whose sum is σ = 1958185152. Its totient is φ = 445040400.

The previous prime is 1002402403. The next prime is 1002402421. The reversal of 1002402412 is 2142042001.

It is an interprime number because it is at equal distance from previous prime (1002402403) and next prime (1002402421).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263014 + ... + 266797.

It is an arithmetic number, because the mean of its divisors is an integer number (81591048).

Almost surely, 2^1002402412 is an apocalyptic number.

It is an amenable number.

1002402412 is a deficient number, since it is larger than the sum of its proper divisors (955782740).

1002402412 is a wasteful number, since it uses less digits than its factorization.

1002402412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529869 (or 529867 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1002402412 is about 31660.7392838512. The cubic root of 1002402412 is about 1000.8001635675.

Adding to 1002402412 its reverse (2142042001), we get a palindrome (3144444413).

The spelling of 1002402412 in words is "one billion, two million, four hundred two thousand, four hundred twelve".