525550373 has 4 divisors (see below), whose sum is σ = 527806188. Its totient is φ = 523294560.

The previous prime is 525550357. The next prime is 525550451. The reversal of 525550373 is 373055525.

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

It can be written as a sum of positive squares in 2 ways, for example, as 222546724 + 303003649 = 14918^2 + 17407^2 .

It is a cyclic number.

It is not a de Polignac number, because 525550373 - 2⁴ = 525550357 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 (525550303) 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, 1127558 + ... + 1128023.

It is an arithmetic number, because the mean of its divisors is an integer number (131951547).

Almost surely, 2^525550373 is an apocalyptic number.

It is an amenable number.

525550373 is a deficient number, since it is larger than the sum of its proper divisors (2255815).

525550373 is a wasteful number, since it uses less digits than its factorization.

525550373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255814.

The product of its (nonzero) digits is 78750, while the sum is 35.

The square root of 525550373 is about 22924.8854522765. The cubic root of 525550373 is about 806.9961253753.

The spelling of 525550373 in words is "five hundred twenty-five million, five hundred fifty thousand, three hundred seventy-three".