1346488020 has 72 divisors (see below), whose sum is σ = 4141912320. Its totient is φ = 354002880.

The previous prime is 1346488019. The next prime is 1346488051. The reversal of 1346488020 is 208846431.

1346488020 is a `hidden beast` number, since 1 + 3 + 4 + 648 + 8 + 0 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 39900 + ... + 65459.

It is an arithmetic number, because the mean of its divisors is an integer number (57526560).

Almost surely, 2^1346488020 is an apocalyptic number.

1346488020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1346488020 is an abundant number, since it is smaller than the sum of its proper divisors (2795424300).

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

1346488020 is a wasteful number, since it uses less digits than its factorization.

1346488020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105445 (or 105440 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 1346488020 is about 36694.5230245605. The cubic root of 1346488020 is about 1104.2502288027.

The spelling of 1346488020 in words is "one billion, three hundred forty-six million, four hundred eighty-eight thousand, twenty".