4045197 has 8 divisors (see below), whose sum is σ = 5808544. Its totient is φ = 2489328.

The previous prime is 4045163. The next prime is 4045213. The reversal of 4045197 is 7915404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4045197 - 2¹² = 4041101 is a prime.

It is a Duffinian number.

4045197 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045117) 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, 51823 + ... + 51900.

It is an arithmetic number, because the mean of its divisors is an integer number (726068).

Almost surely, 2^4045197 is an apocalyptic number.

It is an amenable number.

4045197 is a deficient number, since it is larger than the sum of its proper divisors (1763347).

4045197 is a wasteful number, since it uses less digits than its factorization.

4045197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103739.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 4045197 is about 2011.2675108001. The cubic root of 4045197 is about 159.3357487345.

The spelling of 4045197 in words is "four million, forty-five thousand, one hundred ninety-seven".