87654337 has 2 divisors, whose sum is σ = 87654338. Its totient is φ = 87654336.

The previous prime is 87654319. The next prime is 87654349. The reversal of 87654337 is 73345678.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86192656 + 1461681 = 9284^2 + 1209^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87654337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 87654293 and 87654302.

It is not a weakly prime, because it can be changed into another prime (87652337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43827168 + 43827169.

It is an arithmetic number, because the mean of its divisors is an integer number (43827169).

Almost surely, 2^87654337 is an apocalyptic number.

It is an amenable number.

87654337 is a deficient number, since it is larger than the sum of its proper divisors (1).

87654337 is an equidigital number, since it uses as much as digits as its factorization.

87654337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 43.

The square root of 87654337 is about 9362.3894920047. The cubic root of 87654337 is about 444.2128693439.

The spelling of 87654337 in words is "eighty-seven million, six hundred fifty-four thousand, three hundred thirty-seven".