4365861 has 16 divisors (see below), whose sum is σ = 5990400. Its totient is φ = 2827440.

The previous prime is 4365859. The next prime is 4365869. The reversal of 4365861 is 1685634.

It is not a de Polignac number, because 4365861 - 2¹ = 4365859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4365869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21840 + ... + 22038.

It is an arithmetic number, because the mean of its divisors is an integer number (374400).

Almost surely, 2^4365861 is an apocalyptic number.

It is an amenable number.

4365861 is a deficient number, since it is larger than the sum of its proper divisors (1624539).

4365861 is a wasteful number, since it uses less digits than its factorization.

4365861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376.

The product of its digits is 17280, while the sum is 33.

The square root of 4365861 is about 2089.4642854091. The cubic root of 4365861 is about 163.4393531676.

The spelling of 4365861 in words is "four million, three hundred sixty-five thousand, eight hundred sixty-one".