4465861 has 2 divisors, whose sum is σ = 4465862. Its totient is φ = 4465860.

The previous prime is 4465837. The next prime is 4465907. The reversal of 4465861 is 1685644.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4435236 + 30625 = 2106^2 + 175^2 .

It is a cyclic number.

It is not a de Polignac number, because 4465861 - 2⁷ = 4465733 is a prime.

4465861 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4465801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2232930 + 2232931.

It is an arithmetic number, because the mean of its divisors is an integer number (2232931).

Almost surely, 2^4465861 is an apocalyptic number.

It is an amenable number.

4465861 is a deficient number, since it is larger than the sum of its proper divisors (1).

4465861 is an equidigital number, since it uses as much as digits as its factorization.

4465861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 34.

The square root of 4465861 is about 2113.2583845806. The cubic root of 4465861 is about 164.6778040697.

The spelling of 4465861 in words is "four million, four hundred sixty-five thousand, eight hundred sixty-one".