201489468 has 24 divisors (see below), whose sum is σ = 471461760. Its totient is φ = 66974640.

The previous prime is 201489461. The next prime is 201489493. The reversal of 201489468 is 864984102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201489461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19078 + ... + 27693.

It is an arithmetic number, because the mean of its divisors is an integer number (19644240).

Almost surely, 2^201489468 is an apocalyptic number.

It is an amenable number.

201489468 is an abundant number, since it is smaller than the sum of its proper divisors (269972292).

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

201489468 is a wasteful number, since it uses less digits than its factorization.

201489468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47137 (or 47135 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 201489468 is about 14194.6985878531. The cubic root of 201489468 is about 586.2517022211.

The spelling of 201489468 in words is "two hundred one million, four hundred eighty-nine thousand, four hundred sixty-eight".