201494070 has 24 divisors (see below), whose sum is σ = 523884816. Its totient is φ = 53731728.

The previous prime is 201494039. The next prime is 201494071. The reversal of 201494070 is 70494102.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201494071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1119322 + ... + 1119501.

It is an arithmetic number, because the mean of its divisors is an integer number (21828534).

Almost surely, 2^201494070 is an apocalyptic number.

201494070 is an abundant number, since it is smaller than the sum of its proper divisors (322390746).

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

201494070 is a wasteful number, since it uses less digits than its factorization.

201494070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238836 (or 2238833 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 201494070 is about 14194.8606897003. The cubic root of 201494070 is about 586.2561654978.

The spelling of 201494070 in words is "two hundred one million, four hundred ninety-four thousand, seventy".