2525071634 has 4 divisors (see below), whose sum is σ = 3787607454. Its totient is φ = 1262535816.

The previous prime is 2525071621. The next prime is 2525071687. The reversal of 2525071634 is 4361705252.

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., 1968253225 + 556818409 = 44365^2 + 23597^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2525071594 and 2525071603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631267907 + ... + 631267910.

Almost surely, 2^2525071634 is an apocalyptic number.

2525071634 is a deficient number, since it is larger than the sum of its proper divisors (1262535820).

2525071634 is a wasteful number, since it uses less digits than its factorization.

2525071634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262535819.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 2525071634 is about 50250.0908854899. The cubic root of 2525071634 is about 1361.7307179294.

Adding to 2525071634 its reverse (4361705252), we get a palindrome (6886776886).

The spelling of 2525071634 in words is "two billion, five hundred twenty-five million, seventy-one thousand, six hundred thirty-four".