1342398456 has 192 divisors, whose sum is σ = 4325068800. Its totient is φ = 368064000.

The previous prime is 1342398439. The next prime is 1342398457. The reversal of 1342398456 is 6548932431.

It is a super-2 number, since 2×1342398456² = 3604067229342367872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342398457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2358940 + ... + 2359508.

It is an arithmetic number, because the mean of its divisors is an integer number (22526400).

Almost surely, 2^1342398456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342398456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2162534400).

1342398456 is an abundant number, since it is smaller than the sum of its proper divisors (2982670344).

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

1342398456 is a wasteful number, since it uses less digits than its factorization.

1342398456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770 (or 763 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 1342398456 is about 36638.7562015961. The cubic root of 1342398456 is about 1103.1311492524.

The spelling of 1342398456 in words is "one billion, three hundred forty-two million, three hundred ninety-eight thousand, four hundred fifty-six".