1342200420 has 144 divisors (see below), whose sum is σ = 4634727552. Its totient is φ = 311224320.

The previous prime is 1342200407. The next prime is 1342200421. The reversal of 1342200420 is 240022431.

1342200420 is a `hidden beast` number, since 1 + 3 + 42 + 200 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1342200393 and 1342200402.

It is not an unprimeable number, because it can be changed into a prime (1342200421) 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, 30804 + ... + 60276.

It is an arithmetic number, because the mean of its divisors is an integer number (32185608).

Almost surely, 2^1342200420 is an apocalyptic number.

1342200420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342200420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2317363776).

1342200420 is an abundant number, since it is smaller than the sum of its proper divisors (3292527132).

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

1342200420 is a wasteful number, since it uses less digits than its factorization.

1342200420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29522 (or 29517 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 1342200420 is about 36636.0535538423. The cubic root of 1342200420 is about 1103.0769004753.

Adding to 1342200420 its reverse (240022431), we get a palindrome (1582222851).

The spelling of 1342200420 in words is "one billion, three hundred forty-two million, two hundred thousand, four hundred twenty".