4263861 has 16 divisors (see below), whose sum is σ = 6529664. Its totient is φ = 2424384.

The previous prime is 4263859. The next prime is 4263863. The reversal of 4263861 is 1683624.

It is an interprime number because it is at equal distance from previous prime (4263859) and next prime (4263863).

It is not a de Polignac number, because 4263861 - 2¹ = 4263859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4263863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5451 + ... + 6183.

It is an arithmetic number, because the mean of its divisors is an integer number (408104).

Almost surely, 2^4263861 is an apocalyptic number.

It is an amenable number.

4263861 is a deficient number, since it is larger than the sum of its proper divisors (2265803).

4263861 is a wasteful number, since it uses less digits than its factorization.

4263861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020.

The product of its digits is 6912, while the sum is 30.

The square root of 4263861 is about 2064.9118625259. The cubic root of 4263861 is about 162.1564941044.

It can be divided in two parts, 42 and 63861, that added together give a triangular number (63903 = T₃₅₇).

The spelling of 4263861 in words is "four million, two hundred sixty-three thousand, eight hundred sixty-one".