1398002016 has 24 divisors (see below), whose sum is σ = 3669755544. Its totient is φ = 466000640.

The previous prime is 1398002003. The next prime is 1398002033. The reversal of 1398002016 is 6102008931.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

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, 7281165 + ... + 7281356.

It is an arithmetic number, because the mean of its divisors is an integer number (152906481).

Almost surely, 2^1398002016 is an apocalyptic number.

1398002016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1398002016 is an abundant number, since it is smaller than the sum of its proper divisors (2271753528).

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

1398002016 is a wasteful number, since it uses less digits than its factorization.

1398002016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14562534 (or 14562526 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 1398002016 is about 37389.8651508668. The cubic root of 1398002016 is about 1118.1565166713.

The spelling of 1398002016 in words is "one billion, three hundred ninety-eight million, two thousand, sixteen".