1432196640 has 240 divisors, whose sum is σ = 5776892352. Its totient is φ = 327338496.

The previous prime is 1432196627. The next prime is 1432196641. The reversal of 1432196640 is 466912341.

1432196640 is a `hidden beast` number, since 1 + 4 + 3 + 2 + 1 + 9 + 6 + 640 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1432196595 and 1432196604.

It is not an unprimeable number, because it can be changed into a prime (1432196641) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 82827 + ... + 98613.

Almost surely, 2^1432196640 is an apocalyptic number.

1432196640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1432196640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2888446176).

1432196640 is an abundant number, since it is smaller than the sum of its proper divisors (4344695712).

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

1432196640 is a wasteful number, since it uses less digits than its factorization.

1432196640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15821 (or 15804 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 1432196640 is about 37844.3739543938. The cubic root of 1432196640 is about 1127.1997492882.

The spelling of 1432196640 in words is "one billion, four hundred thirty-two million, one hundred ninety-six thousand, six hundred forty".