649255035 has 64 divisors (see below), whose sum is σ = 1243662336. Its totient is φ = 285043200.

The previous prime is 649255003. The next prime is 649255043. The reversal of 649255035 is 530552946.

It is not a de Polignac number, because 649255035 - 2⁵ = 649255003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 649254984 and 649255002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 110830 + ... + 116540.

It is an arithmetic number, because the mean of its divisors is an integer number (19432224).

Almost surely, 2^649255035 is an apocalyptic number.

649255035 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

649255035 is a deficient number, since it is larger than the sum of its proper divisors (594407301).

649255035 is a wasteful number, since it uses less digits than its factorization.

649255035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5796.

The product of its (nonzero) digits is 162000, while the sum is 39.

The square root of 649255035 is about 25480.4834137816. The cubic root of 649255035 is about 865.9080466203.

The spelling of 649255035 in words is "six hundred forty-nine million, two hundred fifty-five thousand, thirty-five".