74676109 has 2 divisors, whose sum is σ = 74676110. Its totient is φ = 74676108.

The previous prime is 74676103. The next prime is 74676113. The reversal of 74676109 is 90167647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71149225 + 3526884 = 8435^2 + 1878^2 .

It is a cyclic number.

It is not a de Polignac number, because 74676109 - 2⁹ = 74675597 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74676103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37338054 + 37338055.

It is an arithmetic number, because the mean of its divisors is an integer number (37338055).

Almost surely, 2^74676109 is an apocalyptic number.

It is an amenable number.

74676109 is a deficient number, since it is larger than the sum of its proper divisors (1).

74676109 is an equidigital number, since it uses as much as digits as its factorization.

74676109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 74676109 is about 8641.5339494791. The cubic root of 74676109 is about 421.1083894446.

The spelling of 74676109 in words is "seventy-four million, six hundred seventy-six thousand, one hundred nine".