1002408396 has 24 divisors (see below), whose sum is σ = 2551585344. Its totient is φ = 303760080.

The previous prime is 1002408391. The next prime is 1002408401. The reversal of 1002408396 is 6938042001.

It is an interprime number because it is at equal distance from previous prime (1002408391) and next prime (1002408401).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1002408391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3796870 + ... + 3797133.

It is an arithmetic number, because the mean of its divisors is an integer number (106316056).

Almost surely, 2^1002408396 is an apocalyptic number.

It is an amenable number.

1002408396 is an abundant number, since it is smaller than the sum of its proper divisors (1549176948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002408396 is a wasteful number, since it uses less digits than its factorization.

1002408396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7594021 (or 7594019 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1002408396 is about 31660.8337856096. The cubic root of 1002408396 is about 1000.8021550419.

The spelling of 1002408396 in words is "one billion, two million, four hundred eight thousand, three hundred ninety-six".