73740347 has 2 divisors, whose sum is σ = 73740348. Its totient is φ = 73740346.

The previous prime is 73740319. The next prime is 73740361. The reversal of 73740347 is 74304737.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73740347 - 2⁸ = 73740091 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73740367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36870173 + 36870174.

It is an arithmetic number, because the mean of its divisors is an integer number (36870174).

Almost surely, 2^73740347 is an apocalyptic number.

73740347 is a deficient number, since it is larger than the sum of its proper divisors (1).

73740347 is an equidigital number, since it uses as much as digits as its factorization.

73740347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 35.

The square root of 73740347 is about 8587.2199808786. The cubic root of 73740347 is about 419.3420290976.

The spelling of 73740347 in words is "seventy-three million, seven hundred forty thousand, three hundred forty-seven".