4052197 has 4 divisors (see below), whose sum is σ = 4090176. Its totient is φ = 4014220.

The previous prime is 4052173. The next prime is 4052201. The reversal of 4052197 is 7912504.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4052197 - 2¹¹ = 4050149 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4052107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18829 + ... + 19042.

It is an arithmetic number, because the mean of its divisors is an integer number (1022544).

Almost surely, 2^4052197 is an apocalyptic number.

It is an amenable number.

4052197 is a deficient number, since it is larger than the sum of its proper divisors (37979).

4052197 is a wasteful number, since it uses less digits than its factorization.

4052197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37978.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 4052197 is about 2013.0069547818. The cubic root of 4052197 is about 159.4276031409.

Subtracting from 4052197 its sum of digits (28), we obtain a square (4052169 = 2013²).

The spelling of 4052197 in words is "four million, fifty-two thousand, one hundred ninety-seven".