74303953 has 2 divisors, whose sum is σ = 74303954. Its totient is φ = 74303952.

The previous prime is 74303839. The next prime is 74303963. The reversal of 74303953 is 35930347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67371264 + 6932689 = 8208^2 + 2633^2 .

It is a cyclic number.

It is not a de Polignac number, because 74303953 - 2¹⁷ = 74172881 is a prime.

It is not a weakly prime, because it can be changed into another prime (74303963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37151976 + 37151977.

It is an arithmetic number, because the mean of its divisors is an integer number (37151977).

Almost surely, 2^74303953 is an apocalyptic number.

It is an amenable number.

74303953 is a deficient number, since it is larger than the sum of its proper divisors (1).

74303953 is an equidigital number, since it uses as much as digits as its factorization.

74303953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 34.

The square root of 74303953 is about 8619.9740718868. The cubic root of 74303953 is about 420.4076786053.

The spelling of 74303953 in words is "seventy-four million, three hundred three thousand, nine hundred fifty-three".