1002744122 has 8 divisors (see below), whose sum is σ = 1504631700. Its totient is φ = 501200224.

The previous prime is 1002744091. The next prime is 1002744131. The reversal of 1002744122 is 2214472001.

It can be written as a sum of positive squares in 2 ways, for example, as 702727081 + 300017041 = 26509^2 + 17321^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78497 + ... + 90372.

Almost surely, 2^1002744122 is an apocalyptic number.

1002744122 is a deficient number, since it is larger than the sum of its proper divisors (501887578).

1002744122 is a wasteful number, since it uses less digits than its factorization.

1002744122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171840.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 1002744122 is about 31666.1352551902. The cubic root of 1002744122 is about 1000.9138719170.

The spelling of 1002744122 in words is "one billion, two million, seven hundred forty-four thousand, one hundred twenty-two".