710072649 has 60 divisors (see below), whose sum is σ = 1255833348. Its totient is φ = 397172160.

The previous prime is 710072647. The next prime is 710072659. The reversal of 710072649 is 946270017.

It is a happy number.

710072649 is a `hidden beast` number, since 7 + 1 + 0 + 0 + 7 + 2 + 649 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 62726400 + 647346249 = 7920^2 + 25443^2 .

It is not a de Polignac number, because 710072649 - 2¹ = 710072647 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 (710072647) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 124627 + ... + 130199.

Almost surely, 2^710072649 is an apocalyptic number.

It is an amenable number.

710072649 is a deficient number, since it is larger than the sum of its proper divisors (545760699).

710072649 is a wasteful number, since it uses less digits than its factorization.

710072649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5620 (or 5600 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 710072649 is about 26647.1883882709. The cubic root of 710072649 is about 892.1425671332.

The spelling of 710072649 in words is "seven hundred ten million, seventy-two thousand, six hundred forty-nine".