25530662 has 4 divisors (see below), whose sum is σ = 38295996. Its totient is φ = 12765330.

The previous prime is 25530649. The next prime is 25530671. The reversal of 25530662 is 26603552.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6382664 + ... + 6382667.

It is an arithmetic number, because the mean of its divisors is an integer number (9573999).

Almost surely, 2^25530662 is an apocalyptic number.

25530662 is a deficient number, since it is larger than the sum of its proper divisors (12765334).

25530662 is a wasteful number, since it uses less digits than its factorization.

25530662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12765333.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 25530662 is about 5052.7875474831. The cubic root of 25530662 is about 294.4561924456.

The spelling of 25530662 in words is "twenty-five million, five hundred thirty thousand, six hundred sixty-two".