87493526 has 8 divisors (see below), whose sum is σ = 138960360. Its totient is φ = 41173408.

The previous prime is 87493507. The next prime is 87493547. The reversal of 87493526 is 62539478.

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

It is a Curzon number.

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, 1286636 + ... + 1286703.

It is an arithmetic number, because the mean of its divisors is an integer number (17370045).

Almost surely, 2^87493526 is an apocalyptic number.

87493526 is a deficient number, since it is larger than the sum of its proper divisors (51466834).

87493526 is a wasteful number, since it uses less digits than its factorization.

87493526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2573358.

The product of its digits is 362880, while the sum is 44.

The square root of 87493526 is about 9353.7974106777. The cubic root of 87493526 is about 443.9410514765.

The spelling of 87493526 in words is "eighty-seven million, four hundred ninety-three thousand, five hundred twenty-six".