1390418196 has 12 divisors (see below), whose sum is σ = 3244309152. Its totient is φ = 463472728.

The previous prime is 1390418179. The next prime is 1390418203. The reversal of 1390418196 is 6918140931.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57934080 + ... + 57934103.

It is an arithmetic number, because the mean of its divisors is an integer number (270359096).

Almost surely, 2^1390418196 is an apocalyptic number.

It is an amenable number.

1390418196 is an abundant number, since it is smaller than the sum of its proper divisors (1853890956).

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

1390418196 is a wasteful number, since it uses less digits than its factorization.

1390418196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115868190 (or 115868188 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 1390418196 is about 37288.3117880121. The cubic root of 1390418196 is about 1116.1309406875.

The spelling of 1390418196 in words is "one billion, three hundred ninety million, four hundred eighteen thousand, one hundred ninety-six".