73361537 has 2 divisors, whose sum is σ = 73361538. Its totient is φ = 73361536.

The previous prime is 73361507. The next prime is 73361551. The reversal of 73361537 is 73516337.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52940176 + 20421361 = 7276^2 + 4519^2 .

It is a cyclic number.

It is not a de Polignac number, because 73361537 - 2⁶ = 73361473 is a prime.

It is a super-2 number, since 2×73361537² = 10763830222004738, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 73361497 and 73361506.

It is not a weakly prime, because it can be changed into another prime (73361507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36680768 + 36680769.

It is an arithmetic number, because the mean of its divisors is an integer number (36680769).

Almost surely, 2^73361537 is an apocalyptic number.

It is an amenable number.

73361537 is a deficient number, since it is larger than the sum of its proper divisors (1).

73361537 is an equidigital number, since it uses as much as digits as its factorization.

73361537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39690, while the sum is 35.

The square root of 73361537 is about 8565.1349668292. The cubic root of 73361537 is about 418.6227315920.

The spelling of 73361537 in words is "seventy-three million, three hundred sixty-one thousand, five hundred thirty-seven".