49653 has 10 divisors (see below), whose sum is σ = 74294. Its totient is φ = 33048.

The previous prime is 49639. The next prime is 49663. The reversal of 49653 is 35694.

It is a happy number.

49653 is a `hidden beast` number, since 4 + 9 + 653 = 666.

It can be written as a sum of positive squares in only one way, i.e., 26244 + 23409 = 162^2 + 153^2 .

It is not a de Polignac number, because 49653 - 2¹² = 45557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a plaindrome in base 12.

It is a nialpdrome in base 9 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49603) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 226 + ... + 387.

2⁴⁹⁶⁵³ is an apocalyptic number.

It is an amenable number.

49653 is a deficient number, since it is larger than the sum of its proper divisors (24641).

49653 is an equidigital number, since it uses as much as digits as its factorization.

49653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625 (or 616 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 49653 is about 222.8295312565. The cubic root of 49653 is about 36.7548931427.

The spelling of 49653 in words is "forty-nine thousand, six hundred fifty-three".