196783056 has 30 divisors (see below), whose sum is σ = 550719650. Its totient is φ = 65594304.

The previous prime is 196783051. The next prime is 196783061. The reversal of 196783056 is 650387691.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (196783051) and next prime (196783061).

It can be written as a sum of positive squares in only one way, i.e., 163328400 + 33454656 = 12780^2 + 5784^2 .

It is a super-2 number, since 2×196783056² = 77447142257398272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196783051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 683131 + ... + 683418.

Almost surely, 2^196783056 is an apocalyptic number.

196783056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

196783056 is an abundant number, since it is smaller than the sum of its proper divisors (353936594).

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

196783056 is a wasteful number, since it uses less digits than its factorization.

196783056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366563 (or 1366554 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 196783056 is about 14027.9384087613. The cubic root of 196783056 is about 581.6511176467.

The spelling of 196783056 in words is "one hundred ninety-six million, seven hundred eighty-three thousand, fifty-six".