75340693 has 2 divisors, whose sum is σ = 75340694. Its totient is φ = 75340692.

The previous prime is 75340679. The next prime is 75340703. The reversal of 75340693 is 39604357.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52664049 + 22676644 = 7257^2 + 4762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75340693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75343693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37670346 + 37670347.

It is an arithmetic number, because the mean of its divisors is an integer number (37670347).

Almost surely, 2^75340693 is an apocalyptic number.

It is an amenable number.

75340693 is a deficient number, since it is larger than the sum of its proper divisors (1).

75340693 is an equidigital number, since it uses as much as digits as its factorization.

75340693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 75340693 is about 8679.9016699500. The cubic root of 75340693 is about 422.3539273054.

The spelling of 75340693 in words is "seventy-five million, three hundred forty thousand, six hundred ninety-three".