2513830 has 16 divisors (see below), whose sum is σ = 4936464. Its totient is φ = 914080.

The previous prime is 2513827. The next prime is 2513839. The reversal of 2513830 is 383152.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513839) 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, 11317 + ... + 11536.

It is an arithmetic number, because the mean of its divisors is an integer number (308529).

2^2513830 is an apocalyptic number.

2513830 is a deficient number, since it is larger than the sum of its proper divisors (2422634).

2513830 is a wasteful number, since it uses less digits than its factorization.

2513830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22871.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2513830 is about 1585.5062283069. The cubic root of 2513830 is about 135.9706900505.

Adding to 2513830 its reverse (383152), we get a palindrome (2896982).

The spelling of 2513830 in words is "two million, five hundred thirteen thousand, eight hundred thirty".