12542510 has 8 divisors (see below), whose sum is σ = 22576536. Its totient is φ = 5017000.

The previous prime is 12542479. The next prime is 12542539. The reversal of 12542510 is 1524521.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 627116 + ... + 627135.

It is an arithmetic number, because the mean of its divisors is an integer number (2822067).

Almost surely, 2^12542510 is an apocalyptic number.

12542510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12542510 is a deficient number, since it is larger than the sum of its proper divisors (10034026).

12542510 is a wasteful number, since it uses less digits than its factorization.

12542510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254258.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 12542510 is about 3541.5406252082. The cubic root of 12542510 is about 232.3422292645.

The spelling of 12542510 in words is "twelve million, five hundred forty-two thousand, five hundred ten".