2612730 has 64 divisors (see below), whose sum is σ = 6842880. Its totient is φ = 635904.

The previous prime is 2612719. The next prime is 2612749. The reversal of 2612730 is 372162.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2612697 and 2612706.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23916 + ... + 24024.

It is an arithmetic number, because the mean of its divisors is an integer number (106920).

2^2612730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2612730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3421440).

2612730 is an abundant number, since it is smaller than the sum of its proper divisors (4230150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2612730 is a wasteful number, since it uses less digits than its factorization.

2612730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 2612730 is about 1616.3941351044. The cubic root of 2612730 is about 137.7309397290.

Adding to 2612730 its reverse (372162), we get a palindrome (2984892).

The spelling of 2612730 in words is "two million, six hundred twelve thousand, seven hundred thirty".