2512641 has 8 divisors (see below), whose sum is σ = 3360960. Its totient is φ = 1669712.

The previous prime is 2512639. The next prime is 2512649. The reversal of 2512641 is 1462152.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2512641 - 2¹ = 2512639 is a prime.

2512641 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2512649) 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, 90 + ... + 2243.

It is an arithmetic number, because the mean of its divisors is an integer number (420120).

2^2512641 is an apocalyptic number.

It is an amenable number.

2512641 is a deficient number, since it is larger than the sum of its proper divisors (848319).

2512641 is a wasteful number, since it uses less digits than its factorization.

2512641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695.

The product of its digits is 480, while the sum is 21.

The square root of 2512641 is about 1585.1312248517. The cubic root of 2512641 is about 135.9492493742.

Subtracting from 2512641 its product of digits (480), we obtain a triangular number (2512161 = T₂₂₄₁).

Adding to 2512641 its reverse (1462152), we get a palindrome (3974793).

The spelling of 2512641 in words is "two million, five hundred twelve thousand, six hundred forty-one".