25012622 has 4 divisors (see below), whose sum is σ = 37518936. Its totient is φ = 12506310.

The previous prime is 25012621. The next prime is 25012643. The reversal of 25012622 is 22621052.

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

It is a junction number, because it is equal to n+sod(n) for n = 25012594 and 25012603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25012621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6253154 + ... + 6253157.

It is an arithmetic number, because the mean of its divisors is an integer number (9379734).

Almost surely, 2^25012622 is an apocalyptic number.

25012622 is a deficient number, since it is larger than the sum of its proper divisors (12506314).

25012622 is a wasteful number, since it uses less digits than its factorization.

25012622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12506313.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 25012622 is about 5001.2620407253. The cubic root of 25012622 is about 292.4509748112.

Adding to 25012622 its reverse (22621052), we get a palindrome (47633674).

The spelling of 25012622 in words is "twenty-five million, twelve thousand, six hundred twenty-two".