73833157 has 2 divisors, whose sum is σ = 73833158. Its totient is φ = 73833156.

The previous prime is 73833083. The next prime is 73833161. The reversal of 73833157 is 75133837.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47761921 + 26071236 = 6911^2 + 5106^2 .

It is a cyclic number.

It is not a de Polignac number, because 73833157 - 2⁷ = 73833029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73833457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36916578 + 36916579.

It is an arithmetic number, because the mean of its divisors is an integer number (36916579).

Almost surely, 2^73833157 is an apocalyptic number.

It is an amenable number.

73833157 is a deficient number, since it is larger than the sum of its proper divisors (1).

73833157 is an equidigital number, since it uses as much as digits as its factorization.

73833157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 37.

The square root of 73833157 is about 8592.6222423658. The cubic root of 73833157 is about 419.5178840570.

The spelling of 73833157 in words is "seventy-three million, eight hundred thirty-three thousand, one hundred fifty-seven".