2087534 has 4 divisors (see below), whose sum is σ = 3131304. Its totient is φ = 1043766.

The previous prime is 2087531. The next prime is 2087539. The reversal of 2087534 is 4357802.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2087497 and 2087506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2087531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521882 + ... + 521885.

It is an arithmetic number, because the mean of its divisors is an integer number (782826).

2^2087534 is an apocalyptic number.

2087534 is a deficient number, since it is larger than the sum of its proper divisors (1043770).

2087534 is a wasteful number, since it uses less digits than its factorization.

2087534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043769.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 2087534 is about 1444.8300938173. The cubic root of 2087534 is about 127.8040213827.

The spelling of 2087534 in words is "two million, eighty-seven thousand, five hundred thirty-four".