2520461 has 4 divisors (see below), whose sum is σ = 2550912. Its totient is φ = 2490012.

The previous prime is 2520457. The next prime is 2520481. The reversal of 2520461 is 1640252.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2520461 - 2² = 2520457 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 (2520431) 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, 15101 + ... + 15266.

It is an arithmetic number, because the mean of its divisors is an integer number (637728).

2^2520461 is an apocalyptic number.

It is an amenable number.

2520461 is a deficient number, since it is larger than the sum of its proper divisors (30451).

2520461 is an equidigital number, since it uses as much as digits as its factorization.

2520461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30450.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2520461 is about 1587.5959813504. The cubic root of 2520461 is about 136.0901399255.

The spelling of 2520461 in words is "two million, five hundred twenty thousand, four hundred sixty-one".