1398892008 has 16 divisors (see below), whose sum is σ = 3497230080. Its totient is φ = 466297328.

The previous prime is 1398892007. The next prime is 1398892031. The reversal of 1398892008 is 8002988931.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1398892007) 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, 29143560 + ... + 29143607.

It is an arithmetic number, because the mean of its divisors is an integer number (218576880).

Almost surely, 2^1398892008 is an apocalyptic number.

It is an amenable number.

1398892008 is an abundant number, since it is smaller than the sum of its proper divisors (2098338072).

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

1398892008 is a wasteful number, since it uses less digits than its factorization.

1398892008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58287176 (or 58287172 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 48.

The square root of 1398892008 is about 37401.7647711976. The cubic root of 1398892008 is about 1118.3937455263.

The spelling of 1398892008 in words is "one billion, three hundred ninety-eight million, eight hundred ninety-two thousand, eight".