74505077 has 4 divisors (see below), whose sum is σ = 76322316. Its totient is φ = 72687840.

The previous prime is 74505049. The next prime is 74505103. The reversal of 74505077 is 77050547.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28793956 + 45711121 = 5366^2 + 6761^2 .

It is a cyclic number.

It is not a de Polignac number, because 74505077 - 2¹⁴ = 74488693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74507077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 908558 + ... + 908639.

It is an arithmetic number, because the mean of its divisors is an integer number (19080579).

Almost surely, 2^74505077 is an apocalyptic number.

It is an amenable number.

74505077 is a deficient number, since it is larger than the sum of its proper divisors (1817239).

74505077 is a wasteful number, since it uses less digits than its factorization.

74505077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817238.

The product of its (nonzero) digits is 34300, while the sum is 35.

The square root of 74505077 is about 8631.6323485190. The cubic root of 74505077 is about 420.7866530540.

The spelling of 74505077 in words is "seventy-four million, five hundred five thousand, seventy-seven".