196433540 has 24 divisors (see below), whose sum is σ = 412943832. Its totient is φ = 78490880.

The previous prime is 196433513. The next prime is 196433551. The reversal of 196433540 is 45334691.

It is a happy number.

196433540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3556996 + 192876544 = 1886^2 + 13888^2 .

It is a super-2 number, since 2×196433540² = 77172271273863200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 196433540.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16592 + ... + 25848.

It is an arithmetic number, because the mean of its divisors is an integer number (17205993).

Almost surely, 2^196433540 is an apocalyptic number.

196433540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196433540 is an abundant number, since it is smaller than the sum of its proper divisors (216510292).

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

196433540 is a wasteful number, since it uses less digits than its factorization.

196433540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10327 (or 10325 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 196433540 is about 14015.4750187070. The cubic root of 196433540 is about 581.3065472407.

The spelling of 196433540 in words is "one hundred ninety-six million, four hundred thirty-three thousand, five hundred forty".