2088542 has 4 divisors (see below), whose sum is σ = 3132816. Its totient is φ = 1044270.

The previous prime is 2088517. The next prime is 2088547. The reversal of 2088542 is 2458802.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2458802 = 2 ⋅1229401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2088547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522134 + ... + 522137.

It is an arithmetic number, because the mean of its divisors is an integer number (783204).

2^2088542 is an apocalyptic number.

2088542 is a deficient number, since it is larger than the sum of its proper divisors (1044274).

2088542 is a wasteful number, since it uses less digits than its factorization.

2088542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044273.

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 2088542 is about 1445.1788816614. The cubic root of 2088542 is about 127.8245888279.

The spelling of 2088542 in words is "two million, eighty-eight thousand, five hundred forty-two".