40196430 has 48 divisors (see below), whose sum is σ = 107344224. Its totient is φ = 10428480.

The previous prime is 40196423. The next prime is 40196447. The reversal of 40196430 is 3469104.

40196430 is a `hidden beast` number, since 4 + 0 + 19 + 643 + 0 = 666.

40196430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40196394 and 40196403.

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 23 ways as a sum of consecutive naturals, for example, 2706 + ... + 9365.

It is an arithmetic number, because the mean of its divisors is an integer number (2236338).

Almost surely, 2^40196430 is an apocalyptic number.

40196430 is an abundant number, since it is smaller than the sum of its proper divisors (67147794).

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

40196430 is a wasteful number, since it uses less digits than its factorization.

40196430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12121 (or 12118 counting only the distinct ones).

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

The square root of 40196430 is about 6340.0654570753. The cubic root of 40196430 is about 342.5540930778.

The spelling of 40196430 in words is "forty million, one hundred ninety-six thousand, four hundred thirty".