649132 has 12 divisors (see below), whose sum is σ = 1239336. Its totient is φ = 295040.

The previous prime is 649123. The next prime is 649141. The reversal of 649132 is 231946.

It is an interprime number because it is at equal distance from previous prime (649123) and next prime (649141).

It is a junction number, because it is equal to n+sod(n) for n = 649097 and 649106.

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, 7333 + ... + 7420.

It is an arithmetic number, because the mean of its divisors is an integer number (103278).

2⁶⁴⁹¹³² is an apocalyptic number.

It is an amenable number.

649132 is a deficient number, since it is larger than the sum of its proper divisors (590204).

649132 is a wasteful number, since it uses less digits than its factorization.

649132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14768 (or 14766 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 649132 is about 805.6872842487. The cubic root of 649132 is about 86.5853346119.

The spelling of 649132 in words is "six hundred forty-nine thousand, one hundred thirty-two".