4641997 has 4 divisors (see below), whose sum is σ = 4705660. Its totient is φ = 4578336.

The previous prime is 4641991. The next prime is 4642009. The reversal of 4641997 is 7991464.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3613801 + 1028196 = 1901^2 + 1014^2 .

It is a cyclic number.

It is not a de Polignac number, because 4641997 - 2¹⁹ = 4117709 is a prime.

It is a super-2 number, since 2×4641997² = 43096272296018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4641991) 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, 31722 + ... + 31867.

It is an arithmetic number, because the mean of its divisors is an integer number (1176415).

Almost surely, 2^4641997 is an apocalyptic number.

It is an amenable number.

4641997 is a deficient number, since it is larger than the sum of its proper divisors (63663).

4641997 is an equidigital number, since it uses as much as digits as its factorization.

4641997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63662.

The product of its digits is 54432, while the sum is 40.

The square root of 4641997 is about 2154.5294149767. The cubic root of 4641997 is about 166.8149431565.

The spelling of 4641997 in words is "four million, six hundred forty-one thousand, nine hundred ninety-seven".