1346561238 has 16 divisors (see below), whose sum is σ = 2937951936. Its totient is φ = 408048840.

The previous prime is 1346561201. The next prime is 1346561267. The reversal of 1346561238 is 8321656431.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1346561196 and 1346561205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10201156 + ... + 10201287.

It is an arithmetic number, because the mean of its divisors is an integer number (183621996).

Almost surely, 2^1346561238 is an apocalyptic number.

1346561238 is an abundant number, since it is smaller than the sum of its proper divisors (1591390698).

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

1346561238 is a wasteful number, since it uses less digits than its factorization.

1346561238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20402459.

The product of its digits is 103680, while the sum is 39.

The square root of 1346561238 is about 36695.5206803228. The cubic root of 1346561238 is about 1104.2702437172.

The spelling of 1346561238 in words is "one billion, three hundred forty-six million, five hundred sixty-one thousand, two hundred thirty-eight".