2863742 has 16 divisors (see below), whose sum is σ = 4993920. Its totient is φ = 1206168.

The previous prime is 2863741. The next prime is 2863771. The reversal of 2863742 is 2473682.

It is a d-powerful number, because it can be written as 2⁵ + 8⁷ + 6² + 3¹⁰ + 7⁶ + 4⁸ + 2¹⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 2863699 and 2863708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2863741) 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, 908 + ... + 2559.

It is an arithmetic number, because the mean of its divisors is an integer number (312120).

2^2863742 is an apocalyptic number.

2863742 is a deficient number, since it is larger than the sum of its proper divisors (2130178).

2863742 is a wasteful number, since it uses less digits than its factorization.

2863742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535.

The product of its digits is 16128, while the sum is 32.

The square root of 2863742 is about 1692.2594363749. The cubic root of 2863742 is about 142.0075047280.

The spelling of 2863742 in words is "two million, eight hundred sixty-three thousand, seven hundred forty-two".