2427534440 has 16 divisors (see below), whose sum is σ = 5461952580. Its totient is φ = 971013760.

The previous prime is 2427534433. The next prime is 2427534457. The reversal of 2427534440 is 444357242.

It can be written as a sum of positive squares in 2 ways, for example, as 2251122916 + 176411524 = 47446^2 + 13282^2 .

It is a super-2 number, since 2×2427534440² = 11785846914772227200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2427534440.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30344141 + ... + 30344220.

Almost surely, 2^2427534440 is an apocalyptic number.

2427534440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2427534440 is an abundant number, since it is smaller than the sum of its proper divisors (3034418140).

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

2427534440 is a wasteful number, since it uses less digits than its factorization.

2427534440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60688372 (or 60688368 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 35.

The square root of 2427534440 is about 49270.0156281688. The cubic root of 2427534440 is about 1343.9665716483.

The spelling of 2427534440 in words is "two billion, four hundred twenty-seven million, five hundred thirty-four thousand, four hundred forty".