649354594 has 8 divisors (see below), whose sum is σ = 1113179328. Its totient is φ = 278294820.

The previous prime is 649354571. The next prime is 649354603. The reversal of 649354594 is 495453946.

649354594 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×649354594² = 843322777497809672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23191222 + ... + 23191249.

It is an arithmetic number, because the mean of its divisors is an integer number (139147416).

Almost surely, 2^649354594 is an apocalyptic number.

649354594 is a deficient number, since it is larger than the sum of its proper divisors (463824734).

649354594 is a wasteful number, since it uses less digits than its factorization.

649354594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46382480.

The product of its digits is 2332800, while the sum is 49.

The square root of 649354594 is about 25482.4369713730. The cubic root of 649354594 is about 865.9523047975.

The spelling of 649354594 in words is "six hundred forty-nine million, three hundred fifty-four thousand, five hundred ninety-four".