74082007 has 4 divisors (see below), whose sum is σ = 77981080. Its totient is φ = 70182936.

The previous prime is 74081989. The next prime is 74082017. The reversal of 74082007 is 70028047.

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

It is a cyclic number.

It is not a de Polignac number, because 74082007 - 2⁷ = 74081879 is a prime.

It is a super-2 number, since 2×74082007² = 10976287522296098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74082017) 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, 1949508 + ... + 1949545.

It is an arithmetic number, because the mean of its divisors is an integer number (19495270).

Almost surely, 2^74082007 is an apocalyptic number.

74082007 is a deficient number, since it is larger than the sum of its proper divisors (3899073).

74082007 is a wasteful number, since it uses less digits than its factorization.

74082007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3899072.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 74082007 is about 8607.0905072504. The cubic root of 74082007 is about 419.9886750537.

The spelling of 74082007 in words is "seventy-four million, eighty-two thousand, seven".