526349983 has 4 divisors (see below), whose sum is σ = 529579288. Its totient is φ = 523120680.

The previous prime is 526349981. The next prime is 526349987. The reversal of 526349983 is 389943625.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 526349983 - 2¹ = 526349981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526349981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1614408 + ... + 1614733.

It is an arithmetic number, because the mean of its divisors is an integer number (132394822).

Almost surely, 2^526349983 is an apocalyptic number.

526349983 is a deficient number, since it is larger than the sum of its proper divisors (3229305).

526349983 is a wasteful number, since it uses less digits than its factorization.

526349983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3229304.

The product of its digits is 1399680, while the sum is 49.

The square root of 526349983 is about 22942.3186055813. The cubic root of 526349983 is about 807.4051918967.

The spelling of 526349983 in words is "five hundred twenty-six million, three hundred forty-nine thousand, nine hundred eighty-three".