83520501 has 8 divisors (see below), whose sum is σ = 111805344. Its totient is φ = 55458000.

The previous prime is 83520461. The next prime is 83520517. The reversal of 83520501 is 10502538.

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

It is not a de Polignac number, because 83520501 - 2⁷ = 83520373 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83520571) 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, 54706 + ... + 56211.

It is an arithmetic number, because the mean of its divisors is an integer number (13975668).

Almost surely, 2^83520501 is an apocalyptic number.

It is an amenable number.

83520501 is a deficient number, since it is larger than the sum of its proper divisors (28284843).

83520501 is a wasteful number, since it uses less digits than its factorization.

83520501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111171.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 83520501 is about 9138.9551372134. The cubic root of 83520501 is about 437.1169998833.

The spelling of 83520501 in words is "eighty-three million, five hundred twenty thousand, five hundred one".