25063478 has 8 divisors (see below), whose sum is σ = 41013000. Its totient is φ = 11392480.

The previous prime is 25063477. The next prime is 25063483. The reversal of 25063478 is 87436052.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25063471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569603 + ... + 569646.

It is an arithmetic number, because the mean of its divisors is an integer number (5126625).

Almost surely, 2^25063478 is an apocalyptic number.

25063478 is a deficient number, since it is larger than the sum of its proper divisors (15949522).

25063478 is a wasteful number, since it uses less digits than its factorization.

25063478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139262.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 25063478 is about 5006.3437756510. The cubic root of 25063478 is about 292.6490457189.

The spelling of 25063478 in words is "twenty-five million, sixty-three thousand, four hundred seventy-eight".