2530423040 has 72 divisors (see below), whose sum is σ = 6380223360. Its totient is φ = 958887936.

The previous prime is 2530423003. The next prime is 2530423067. The reversal of 2530423040 is 403240352.

It is a super-2 number, since 2×2530423040² = 12806081522725683200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2530422997 and 2530423015.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27704 + ... + 76343.

Almost surely, 2^2530423040 is an apocalyptic number.

2530423040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2530423040 is an abundant number, since it is smaller than the sum of its proper divisors (3849800320).

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

2530423040 is a wasteful number, since it uses less digits than its factorization.

2530423040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104087 (or 104073 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 2530423040 is about 50303.3104278436. The cubic root of 2530423040 is about 1362.6920150223.

Adding to 2530423040 its reverse (403240352), we get a palindrome (2933663392).

The spelling of 2530423040 in words is "two billion, five hundred thirty million, four hundred twenty-three thousand, forty".