2513775 has 36 divisors (see below), whose sum is σ = 4584776. Its totient is φ = 1214400.

The previous prime is 2513761. The next prime is 2513801. The reversal of 2513775 is 5773152.

It is not a de Polignac number, because 2513775 - 2⁸ = 2513519 is a prime.

It is a Duffinian number.

2513775 is a lucky number.

It is a plaindrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8937 + ... + 9213.

2^2513775 is an apocalyptic number.

2513775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2513775 is a deficient number, since it is larger than the sum of its proper divisors (2071001).

2513775 is a wasteful number, since it uses less digits than its factorization.

2513775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312 (or 296 counting only the distinct ones).

The product of its digits is 7350, while the sum is 30.

The square root of 2513775 is about 1585.4888835940. The cubic root of 2513775 is about 135.9696984106.

The spelling of 2513775 in words is "two million, five hundred thirteen thousand, seven hundred seventy-five".