63509049 has 32 divisors (see below), whose sum is σ = 101376000. Its totient is φ = 39180240.

The previous prime is 63509029. The next prime is 63509053. The reversal of 63509049 is 94090536.

It is not a de Polignac number, because 63509049 - 2⁸ = 63508793 is a prime.

It is a super-3 number, since 3×63509049³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63509009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17602 + ... + 20900.

It is an arithmetic number, because the mean of its divisors is an integer number (3168000).

Almost surely, 2^63509049 is an apocalyptic number.

63509049 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

It is an amenable number.

63509049 is a deficient number, since it is larger than the sum of its proper divisors (37866951).

63509049 is a wasteful number, since it uses less digits than its factorization.

63509049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3362 (or 3356 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 63509049 is about 7969.2564897862. The cubic root of 63509049 is about 398.9745588392.

The spelling of 63509049 in words is "sixty-three million, five hundred nine thousand, forty-nine".