196340040 has 96 divisors (see below), whose sum is σ = 687206520. Its totient is φ = 48328704.

The previous prime is 196340003. The next prime is 196340051. The reversal of 196340040 is 40043691.

It can be written as a sum of positive squares in 4 ways, for example, as 108618084 + 87721956 = 10422^2 + 9366^2 .

It is a super-2 number, since 2×196340040² = 77098822614403200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 196339986 and 196340013.

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, 16297 + ... + 25656.

Almost surely, 2^196340040 is an apocalyptic number.

196340040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196340040 is an abundant number, since it is smaller than the sum of its proper divisors (490866480).

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

196340040 is a wasteful number, since it uses less digits than its factorization.

196340040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41983 (or 41976 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 196340040 is about 14012.1390230043. The cubic root of 196340040 is about 581.2143009639.

The spelling of 196340040 in words is "one hundred ninety-six million, three hundred forty thousand, forty".