48467509 has 6 divisors (see below), whose sum is σ = 50666966. Its totient is φ = 46359720.

The previous prime is 48467491. The next prime is 48467519. The reversal of 48467509 is 90576484.

It can be written as a sum of positive squares in only one way, i.e., 44182609 + 4284900 = 6647^2 + 2070^2 .

It is not a de Polignac number, because 48467509 - 2¹³ = 48459317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48467519) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45282 + ... + 46339.

Almost surely, 2^48467509 is an apocalyptic number.

It is an amenable number.

48467509 is a deficient number, since it is larger than the sum of its proper divisors (2199457).

48467509 is an equidigital number, since it uses as much as digits as its factorization.

48467509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91667 (or 91644 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 48467509 is about 6961.8610299258. The cubic root of 48467509 is about 364.6001977534.

The spelling of 48467509 in words is "forty-eight million, four hundred sixty-seven thousand, five hundred nine".