2520770254 has 4 divisors (see below), whose sum is σ = 3781155384. Its totient is φ = 1260385126.

The previous prime is 2520770233. The next prime is 2520770257. The reversal of 2520770254 is 4520770252.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520770257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630192562 + ... + 630192565.

It is an arithmetic number, because the mean of its divisors is an integer number (945288846).

Almost surely, 2^2520770254 is an apocalyptic number.

2520770254 is a deficient number, since it is larger than the sum of its proper divisors (1260385130).

2520770254 is a wasteful number, since it uses less digits than its factorization.

2520770254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260385129.

The product of its (nonzero) digits is 39200, while the sum is 34.

The square root of 2520770254 is about 50207.2729193690. The cubic root of 2520770254 is about 1360.9570566640.

The spelling of 2520770254 in words is "two billion, five hundred twenty million, seven hundred seventy thousand, two hundred fifty-four".