676329525 has 18 divisors (see below), whose sum is σ = 1211381730. Its totient is φ = 360708960.

The previous prime is 676329473. The next prime is 676329553. The reversal of 676329525 is 525923676.

676329525 is a `hidden beast` number, since 6 + 7 + 632 + 9 + 5 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 8520561 + 667808964 = 2919^2 + 25842^2 .

It is not a de Polignac number, because 676329525 - 2⁷ = 676329397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1502730 + ... + 1503179.

It is an arithmetic number, because the mean of its divisors is an integer number (67298985).

Almost surely, 2^676329525 is an apocalyptic number.

It is an amenable number.

676329525 is a deficient number, since it is larger than the sum of its proper divisors (535052205).

676329525 is a wasteful number, since it uses less digits than its factorization.

676329525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005925 (or 3005917 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The square root of 676329525 is about 26006.3362471533. The cubic root of 676329525 is about 877.7808777716.

The spelling of 676329525 in words is "six hundred seventy-six million, three hundred twenty-nine thousand, five hundred twenty-five".