649325735 has 16 divisors (see below), whose sum is σ = 789620832. Its totient is φ = 512553600.

The previous prime is 649325723. The next prime is 649325771. The reversal of 649325735 is 537523946.

It is not a de Polignac number, because 649325735 - 2¹² = 649321639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115817 + ... + 121293.

It is an arithmetic number, because the mean of its divisors is an integer number (49351302).

Almost surely, 2^649325735 is an apocalyptic number.

649325735 is a deficient number, since it is larger than the sum of its proper divisors (140295097).

649325735 is a wasteful number, since it uses less digits than its factorization.

649325735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5794.

The product of its digits is 680400, while the sum is 44.

The square root of 649325735 is about 25481.8707123319. The cubic root of 649325735 is about 865.9394762197.

The spelling of 649325735 in words is "six hundred forty-nine million, three hundred twenty-five thousand, seven hundred thirty-five".