86503401 has 24 divisors (see below), whose sum is σ = 129111840. Its totient is φ = 55774656.

The previous prime is 86503397. The next prime is 86503451. The reversal of 86503401 is 10430568.

86503401 is a `hidden beast` number, since 8 + 650 + 3 + 4 + 0 + 1 = 666.

It is not a de Polignac number, because 86503401 - 2² = 86503397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86503451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40365 + ... + 42453.

It is an arithmetic number, because the mean of its divisors is an integer number (5379660).

Almost surely, 2^86503401 is an apocalyptic number.

It is an amenable number.

86503401 is a deficient number, since it is larger than the sum of its proper divisors (42608439).

86503401 is a wasteful number, since it uses less digits than its factorization.

86503401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2245 (or 2242 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 86503401 is about 9300.7204559647. The cubic root of 86503401 is about 442.2600671882.

Adding to 86503401 its reverse (10430568), we get a palindrome (96933969).

The spelling of 86503401 in words is "eighty-six million, five hundred three thousand, four hundred one".