1346402456 has 16 divisors (see below), whose sum is σ = 2885148240. Its totient is φ = 577029600.

The previous prime is 1346402423. The next prime is 1346402483. The reversal of 1346402456 is 6542046431.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12021395 + ... + 12021506.

It is an arithmetic number, because the mean of its divisors is an integer number (180321765).

Almost surely, 2^1346402456 is an apocalyptic number.

It is an amenable number.

1346402456 is an abundant number, since it is smaller than the sum of its proper divisors (1538745784).

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

1346402456 is a wasteful number, since it uses less digits than its factorization.

1346402456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24042914 (or 24042910 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 1346402456 is about 36693.3571099729. The cubic root of 1346402456 is about 1104.2268380591.

Adding to 1346402456 its reverse (6542046431), we get a palindrome (7888448887).

The spelling of 1346402456 in words is "one billion, three hundred forty-six million, four hundred two thousand, four hundred fifty-six".