2658542 has 8 divisors (see below), whose sum is σ = 3995832. Its totient is φ = 1326600.

The previous prime is 2658521. The next prime is 2658553. The reversal of 2658542 is 2458562.

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

It is a d-powerful number, because it can be written as 2¹⁴ + 6⁷ + 5⁶ + 8⁶ + 5⁹ + 4⁴ + 2¹⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 2658499 and 2658508.

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, 317 + ... + 2327.

It is an arithmetic number, because the mean of its divisors is an integer number (499479).

2^2658542 is an apocalyptic number.

2658542 is a deficient number, since it is larger than the sum of its proper divisors (1337290).

2658542 is a wasteful number, since it uses less digits than its factorization.

2658542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2674.

The product of its digits is 19200, while the sum is 32.

The square root of 2658542 is about 1630.5036031852. The cubic root of 2658542 is about 138.5312783688.

The spelling of 2658542 in words is "two million, six hundred fifty-eight thousand, five hundred forty-two".