1398302292 has 24 divisors (see below), whose sum is σ = 3454629696. Its totient is φ = 438683008.

The previous prime is 1398302267. The next prime is 1398302293. The reversal of 1398302292 is 2922038931.

It is a self number, because there is not a number n which added to its sum of digits gives 1398302292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1398302293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3427008 + ... + 3427415.

It is an arithmetic number, because the mean of its divisors is an integer number (143942904).

Almost surely, 2^1398302292 is an apocalyptic number.

1398302292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1398302292 is an abundant number, since it is smaller than the sum of its proper divisors (2056327404).

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

1398302292 is a wasteful number, since it uses less digits than its factorization.

1398302292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6854447 (or 6854445 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 1398302292 is about 37393.8804084305. The cubic root of 1398302292 is about 1118.2365669923.

The spelling of 1398302292 in words is "one billion, three hundred ninety-eight million, three hundred two thousand, two hundred ninety-two".