16201434 has 16 divisors (see below), whose sum is σ = 32794272. Its totient is φ = 5335248.

The previous prime is 16201429. The next prime is 16201439. The reversal of 16201434 is 43410261.

It is an interprime number because it is at equal distance from previous prime (16201429) and next prime (16201439).

It is a self number, because there is not a number n which added to its sum of digits gives 16201434.

It is not an unprimeable number, because it can be changed into a prime (16201439) 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, 15769 + ... + 16764.

It is an arithmetic number, because the mean of its divisors is an integer number (2049642).

Almost surely, 2^16201434 is an apocalyptic number.

16201434 is an abundant number, since it is smaller than the sum of its proper divisors (16592838).

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

16201434 is a wasteful number, since it uses less digits than its factorization.

16201434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32621.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 16201434 is about 4025.1004956398. The cubic root of 16201434 is about 253.0372653112.

Adding to 16201434 its reverse (43410261), we get a palindrome (59611695).

The spelling of 16201434 in words is "sixteen million, two hundred one thousand, four hundred thirty-four".