1340426050 has 48 divisors (see below), whose sum is σ = 2580192000. Its totient is φ = 517550400.

The previous prime is 1340426033. The next prime is 1340426077. The reversal of 1340426050 is 506240431.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 788101 + ... + 789799.

It is an arithmetic number, because the mean of its divisors is an integer number (53754000).

Almost surely, 2^1340426050 is an apocalyptic number.

1340426050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340426050 is a deficient number, since it is larger than the sum of its proper divisors (1239765950).

1340426050 is a wasteful number, since it uses less digits than its factorization.

1340426050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251 (or 2246 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1340426050 is about 36611.8293724856. The cubic root of 1340426050 is about 1102.5906020911.

Adding to 1340426050 its reverse (506240431), we get a palindrome (1846666481).

The spelling of 1340426050 in words is "one billion, three hundred forty million, four hundred twenty-six thousand, fifty".