201574423 has 16 divisors (see below), whose sum is σ = 218388960. Its totient is φ = 185342976.

The previous prime is 201574403. The next prime is 201574427. The reversal of 201574423 is 324475102.

It is not a de Polignac number, because 201574423 - 2¹⁷ = 201443351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201574391 and 201574400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201574427) 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 15 ways as a sum of consecutive naturals, for example, 368236 + ... + 368782.

It is an arithmetic number, because the mean of its divisors is an integer number (13649310).

Almost surely, 2^201574423 is an apocalyptic number.

201574423 is a deficient number, since it is larger than the sum of its proper divisors (16814537).

201574423 is a wasteful number, since it uses less digits than its factorization.

201574423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 201574423 is about 14197.6907629375. The cubic root of 201574423 is about 586.3340853776.

The spelling of 201574423 in words is "two hundred one million, five hundred seventy-four thousand, four hundred twenty-three".