649754 has 8 divisors (see below), whose sum is σ = 1113888. Its totient is φ = 278460.

The previous prime is 649751. The next prime is 649769. The reversal of 649754 is 457946.

649754 is nontrivially palindromic in base 13.

649754 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 an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 649754.

It is not an unprimeable number, because it can be changed into a prime (649751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23192 + ... + 23219.

It is an arithmetic number, because the mean of its divisors is an integer number (139236).

2⁶⁴⁹⁷⁵⁴ is an apocalyptic number.

649754 is a deficient number, since it is larger than the sum of its proper divisors (464134).

649754 is a wasteful number, since it uses less digits than its factorization.

649754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46420.

The product of its digits is 30240, while the sum is 35.

The square root of 649754 is about 806.0731976688. The cubic root of 649754 is about 86.6129812157.

The spelling of 649754 in words is "six hundred forty-nine thousand, seven hundred fifty-four".