2520061 has 4 divisors (see below), whose sum is σ = 2540032. Its totient is φ = 2500092.

The previous prime is 2520031. The next prime is 2520073. The reversal of 2520061 is 1600252.

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 2520061 - 2¹⁵ = 2487293 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520031) 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, 9795 + ... + 10048.

It is an arithmetic number, because the mean of its divisors is an integer number (635008).

2^2520061 is an apocalyptic number.

It is an amenable number.

2520061 is a deficient number, since it is larger than the sum of its proper divisors (19971).

2520061 is a wasteful number, since it uses less digits than its factorization.

2520061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19970.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2520061 is about 1587.4699997165. The cubic root of 2520061 is about 136.0829403251.

The spelling of 2520061 in words is "two million, five hundred twenty thousand, sixty-one".