2506477 has 4 divisors (see below), whose sum is σ = 2512000. Its totient is φ = 2500956.

The previous prime is 2506459. The next prime is 2506481. The reversal of 2506477 is 7746052.

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 2506477 - 2¹¹ = 2504429 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 5⁵ + 0 + 6⁸ + 4² + 7² + 7⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506447) 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, 2013 + ... + 3010.

It is an arithmetic number, because the mean of its divisors is an integer number (628000).

2^2506477 is an apocalyptic number.

It is an amenable number.

2506477 is a deficient number, since it is larger than the sum of its proper divisors (5523).

2506477 is an equidigital number, since it uses as much as digits as its factorization.

2506477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5522.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 2506477 is about 1583.1857124166. The cubic root of 2506477 is about 135.8379883066.

The spelling of 2506477 in words is "two million, five hundred six thousand, four hundred seventy-seven".