25506262 has 4 divisors (see below), whose sum is σ = 38259396. Its totient is φ = 12753130.

The previous prime is 25506259. The next prime is 25506263. The reversal of 25506262 is 26260552.

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

It is a self number, because there is not a number n which added to its sum of digits gives 25506262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25506263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6376564 + ... + 6376567.

It is an arithmetic number, because the mean of its divisors is an integer number (9564849).

Almost surely, 2^25506262 is an apocalyptic number.

25506262 is a deficient number, since it is larger than the sum of its proper divisors (12753134).

25506262 is a wasteful number, since it uses less digits than its factorization.

25506262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12753133.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 25506262 is about 5050.3724615121. The cubic root of 25506262 is about 294.3623572869.

The spelling of 25506262 in words is "twenty-five million, five hundred six thousand, two hundred sixty-two".