2524225644 has 18 divisors (see below), whose sum is σ = 6380681580. Its totient is φ = 841408536.

The previous prime is 2524225621. The next prime is 2524225657. The reversal of 2524225644 is 4465224252.

2524225644 is a `hidden beast` number, since 2 + 5 + 2 + 4 + 2 + 2 + 5 + 644 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 70117379 = 2524225644 / (2 + 5 + 2 + 4 + 2 + 2 + 5 + 6 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 2524225599 and 2524225608.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35058654 + ... + 35058725.

It is an arithmetic number, because the mean of its divisors is an integer number (354482310).

Almost surely, 2^2524225644 is an apocalyptic number.

It is an amenable number.

2524225644 is an abundant number, since it is smaller than the sum of its proper divisors (3856455936).

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

2524225644 is a wasteful number, since it uses less digits than its factorization.

2524225644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70117389 (or 70117384 counting only the distinct ones).

The product of its digits is 153600, while the sum is 36.

The square root of 2524225644 is about 50241.6723845853. The cubic root of 2524225644 is about 1361.5786246537.

Adding to 2524225644 its reverse (4465224252), we get a palindrome (6989449896).

The spelling of 2524225644 in words is "two billion, five hundred twenty-four million, two hundred twenty-five thousand, six hundred forty-four".