2515463 has 4 divisors (see below), whose sum is σ = 2539080. Its totient is φ = 2491848.

The previous prime is 2515453. The next prime is 2515477. The reversal of 2515463 is 3645152.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2515463 - 2¹⁰ = 2514439 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 (2515453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11648 + ... + 11861.

It is an arithmetic number, because the mean of its divisors is an integer number (634770).

2^2515463 is an apocalyptic number.

2515463 is a deficient number, since it is larger than the sum of its proper divisors (23617).

2515463 is a wasteful number, since it uses less digits than its factorization.

2515463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23616.

The product of its digits is 3600, while the sum is 26.

The square root of 2515463 is about 1586.0211221797. The cubic root of 2515463 is about 136.0001261533. Note that the first 3 decimals are identical.

The spelling of 2515463 in words is "two million, five hundred fifteen thousand, four hundred sixty-three".