201424332 has 12 divisors (see below), whose sum is σ = 469990136. Its totient is φ = 67141440.

The previous prime is 201424319. The next prime is 201424351. The reversal of 201424332 is 233424102.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 201424299 and 201424308.

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 3 ways as a sum of consecutive naturals, for example, 8392669 + ... + 8392692.

Almost surely, 2^201424332 is an apocalyptic number.

It is an amenable number.

201424332 is an abundant number, since it is smaller than the sum of its proper divisors (268565804).

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

201424332 is a wasteful number, since it uses less digits than its factorization.

201424332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16785368 (or 16785366 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 201424332 is about 14192.4040246887. The cubic root of 201424332 is about 586.1885223986.

Adding to 201424332 its reverse (233424102), we get a palindrome (434848434).

The spelling of 201424332 in words is "two hundred one million, four hundred twenty-four thousand, three hundred thirty-two".