201799430 has 32 divisors (see below), whose sum is σ = 424790784. Its totient is φ = 67578336.

The previous prime is 201799363. The next prime is 201799453. The reversal of 201799430 is 34997102.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30512 + ... + 36531.

It is an arithmetic number, because the mean of its divisors is an integer number (13274712).

Almost surely, 2^201799430 is an apocalyptic number.

201799430 is an abundant number, since it is smaller than the sum of its proper divisors (222991354).

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

201799430 is a wasteful number, since it uses less digits than its factorization.

201799430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67100.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 201799430 is about 14205.6126231852. The cubic root of 201799430 is about 586.5521689576.

The spelling of 201799430 in words is "two hundred one million, seven hundred ninety-nine thousand, four hundred thirty".