2516265 has 48 divisors (see below), whose sum is σ = 4804800. Its totient is φ = 1259712.

The previous prime is 2516263. The next prime is 2516273. The reversal of 2516265 is 5626152.

It is not a de Polignac number, because 2516265 - 2¹ = 2516263 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

2516265 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516263) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23031 + ... + 23139.

It is an arithmetic number, because the mean of its divisors is an integer number (100100).

2^2516265 is an apocalyptic number.

It is an amenable number.

2516265 is a deficient number, since it is larger than the sum of its proper divisors (2288535).

2516265 is a wasteful number, since it uses less digits than its factorization.

2516265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148 (or 136 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 2516265 is about 1586.2739359896. The cubic root of 2516265 is about 136.0145781662.

It can be divided in two parts, 25 and 16265, that added together give a triangular number (16290 = T₁₈₀).

The spelling of 2516265 in words is "two million, five hundred sixteen thousand, two hundred sixty-five".