87262285 has 8 divisors (see below), whose sum is σ = 114234336. Its totient is φ = 63463440.

The previous prime is 87262277. The next prime is 87262291. The reversal of 87262285 is 58226278.

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

It is not a de Polignac number, because 87262285 - 2³ = 87262277 is a prime.

It is a super-2 number, since 2×87262285² = 15229412766842450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 793239 + ... + 793348.

It is an arithmetic number, because the mean of its divisors is an integer number (14279292).

Almost surely, 2^87262285 is an apocalyptic number.

It is an amenable number.

87262285 is a deficient number, since it is larger than the sum of its proper divisors (26972051).

87262285 is a wasteful number, since it uses less digits than its factorization.

87262285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586603.

The product of its digits is 107520, while the sum is 40.

The square root of 87262285 is about 9341.4284239617. The cubic root of 87262285 is about 443.5496017703.

It can be divided in two parts, 8726 and 2285, that added together give a palindrome (11011).

The spelling of 87262285 in words is "eighty-seven million, two hundred sixty-two thousand, two hundred eighty-five".