87503406 has 8 divisors (see below), whose sum is σ = 175006824. Its totient is φ = 29167800.

The previous prime is 87503401. The next prime is 87503441. The reversal of 87503406 is 60430578.

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

87503406 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87503401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7291945 + ... + 7291956.

It is an arithmetic number, because the mean of its divisors is an integer number (21875853).

Almost surely, 2^87503406 is an apocalyptic number.

87503406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

87503406 is a wasteful number, since it uses less digits than its factorization.

87503406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14583906.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 87503406 is about 9354.3255235212. The cubic root of 87503406 is about 443.9577611795.

The spelling of 87503406 in words is "eighty-seven million, five hundred three thousand, four hundred six".