2530280546 has 4 divisors (see below), whose sum is σ = 3795420822. Its totient is φ = 1265140272.

The previous prime is 2530280539. The next prime is 2530280551. The reversal of 2530280546 is 6450820352.

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

It can be written as a sum of positive squares in only one way, i.e., 2098098025 + 432182521 = 45805^2 + 20789^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632570135 + ... + 632570138.

Almost surely, 2^2530280546 is an apocalyptic number.

2530280546 is a deficient number, since it is larger than the sum of its proper divisors (1265140276).

2530280546 is a wasteful number, since it uses less digits than its factorization.

2530280546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265140275.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 2530280546 is about 50301.8940597668. The cubic root of 2530280546 is about 1362.6664357578. Note that the first 3 decimals are identical.

The spelling of 2530280546 in words is "two billion, five hundred thirty million, two hundred eighty thousand, five hundred forty-six".