48138733 has 2 divisors, whose sum is σ = 48138734. Its totient is φ = 48138732.

The previous prime is 48138719. The next prime is 48138767. The reversal of 48138733 is 33783184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45118089 + 3020644 = 6717^2 + 1738^2 .

It is a cyclic number.

It is not a de Polignac number, because 48138733 - 2¹³ = 48130541 is a prime.

It is a super-2 number, since 2×48138733² = 4634675229690578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 48138692 and 48138701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48138703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24069366 + 24069367.

It is an arithmetic number, because the mean of its divisors is an integer number (24069367).

Almost surely, 2^48138733 is an apocalyptic number.

It is an amenable number.

48138733 is a deficient number, since it is larger than the sum of its proper divisors (1).

48138733 is an equidigital number, since it uses as much as digits as its factorization.

48138733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 48138733 is about 6938.2081980869. The cubic root of 48138733 is about 363.7739131589.

The spelling of 48138733 in words is "forty-eight million, one hundred thirty-eight thousand, seven hundred thirty-three".