676735245 has 12 divisors (see below), whose sum is σ = 1173007836. Its totient is φ = 360925440.

The previous prime is 676735237. The next prime is 676735307. The reversal of 676735245 is 542537676.

676735245 is a `hidden beast` number, since 67 + 67 + 3 + 524 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 407151684 + 269583561 = 20178^2 + 16419^2 .

It is not a de Polignac number, because 676735245 - 2³ = 676735237 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 15038561 = 676735245 / (6 + 7 + 6 + 7 + 3 + 5 + 2 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 676735245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7519236 + ... + 7519325.

It is an arithmetic number, because the mean of its divisors is an integer number (97750653).

Almost surely, 2^676735245 is an apocalyptic number.

It is an amenable number.

676735245 is a deficient number, since it is larger than the sum of its proper divisors (496272591).

676735245 is a wasteful number, since it uses less digits than its factorization.

676735245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15038572 (or 15038569 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The square root of 676735245 is about 26014.1354843862. The cubic root of 676735245 is about 877.9563652400.

The spelling of 676735245 in words is "six hundred seventy-six million, seven hundred thirty-five thousand, two hundred forty-five".