48457513 has 4 divisors (see below), whose sum is σ = 52185028. Its totient is φ = 44730000.

The previous prime is 48457499. The next prime is 48457523. The reversal of 48457513 is 31575484.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32353344 + 16104169 = 5688^2 + 4013^2 .

It is a cyclic number.

It is not a de Polignac number, because 48457513 - 2²⁵ = 14903081 is a prime.

It is a super-2 number, since 2×48457513² = 4696261132290338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48457523) 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, 1863738 + ... + 1863763.

It is an arithmetic number, because the mean of its divisors is an integer number (13046257).

Almost surely, 2^48457513 is an apocalyptic number.

It is an amenable number.

48457513 is a deficient number, since it is larger than the sum of its proper divisors (3727515).

48457513 is a wasteful number, since it uses less digits than its factorization.

48457513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3727514.

The product of its digits is 67200, while the sum is 37.

The square root of 48457513 is about 6961.1430814199. The cubic root of 48457513 is about 364.5751308290.

It can be divided in two parts, 484575 and 13, that multiplied together give a triangular number (6299475 = T₃₅₄₉).

The spelling of 48457513 in words is "forty-eight million, four hundred fifty-seven thousand, five hundred thirteen".