87273417 has 32 divisors (see below), whose sum is σ = 149013504. Its totient is φ = 44107200.

The previous prime is 87273409. The next prime is 87273437. The reversal of 87273417 is 71437278.

It is not a de Polignac number, because 87273417 - 2³ = 87273409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (87273437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3442 + ... + 13652.

It is an arithmetic number, because the mean of its divisors is an integer number (4656672).

Almost surely, 2^87273417 is an apocalyptic number.

It is an amenable number.

87273417 is a deficient number, since it is larger than the sum of its proper divisors (61740087).

87273417 is a wasteful number, since it uses less digits than its factorization.

87273417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10269.

The product of its digits is 65856, while the sum is 39.

The square root of 87273417 is about 9342.0242453121. The cubic root of 87273417 is about 443.5684620917.

The spelling of 87273417 in words is "eighty-seven million, two hundred seventy-three thousand, four hundred seventeen".