913087 has 8 divisors (see below), whose sum is σ = 1105056. Its totient is φ = 736512.

The previous prime is 913067. The next prime is 913103. The reversal of 913087 is 780319.

913087 is nontrivially palindromic in base 9.

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

It is not a de Polignac number, because 913087 - 2⁷ = 912959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3718 + ... + 3955.

It is an arithmetic number, because the mean of its divisors is an integer number (138132).

2⁹¹³⁰⁸⁷ is an apocalyptic number.

913087 is a deficient number, since it is larger than the sum of its proper divisors (191969).

913087 is a wasteful number, since it uses less digits than its factorization.

913087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7697.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 913087 is about 955.5558591731. Note that the first 3 decimals coincide. The cubic root of 913087 is about 97.0146645913.

The spelling of 913087 in words is "nine hundred thirteen thousand, eighty-seven".