2489763 has 6 divisors (see below), whose sum is σ = 3323332. Its totient is φ = 1658020.

The previous prime is 2489761. The next prime is 2489777. The reversal of 2489763 is 3679842.

It is not a de Polignac number, because 2489763 - 2¹ = 2489761 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 4¹⁰ + 8⁵ + 9⁵ + 7⁷ + 6⁴ + 3⁵ .

It is a Duffinian number.

2489763 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2489761) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2278 + ... + 3188.

2^2489763 is an apocalyptic number.

2489763 is a deficient number, since it is larger than the sum of its proper divisors (833569).

2489763 is an frugal number, since it uses more digits than its factorization.

2489763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825 (or 914 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 2489763 is about 1577.8982856952. The cubic root of 2489763 is about 135.5353774448.

It can be divided in two parts, 248 and 9763, that added together give a triangular number (10011 = T₁₄₁).

The spelling of 2489763 in words is "two million, four hundred eighty-nine thousand, seven hundred sixty-three".