1398048306 has 32 divisors (see below), whose sum is σ = 2879539200. Its totient is φ = 452309520.

The previous prime is 1398048287. The next prime is 1398048313. The reversal of 1398048306 is 6038408931.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2971 + ... + 52961.

It is an arithmetic number, because the mean of its divisors is an integer number (89985600).

Almost surely, 2^1398048306 is an apocalyptic number.

1398048306 is an abundant number, since it is smaller than the sum of its proper divisors (1481490894).

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

1398048306 is a wasteful number, since it uses less digits than its factorization.

1398048306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50134.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 1398048306 is about 37390.4841637548. The cubic root of 1398048306 is about 1118.1688578299.

The spelling of 1398048306 in words is "one billion, three hundred ninety-eight million, forty-eight thousand, three hundred six".