74007797 has 8 divisors (see below), whose sum is σ = 76658400. Its totient is φ = 71363824.

The previous prime is 74007781. The next prime is 74007803. The reversal of 74007797 is 79770047.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74007797 - 2⁴ = 74007781 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 (74007707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35498 + ... + 37524.

It is an arithmetic number, because the mean of its divisors is an integer number (9582300).

Almost surely, 2^74007797 is an apocalyptic number.

It is an amenable number.

74007797 is a deficient number, since it is larger than the sum of its proper divisors (2650603).

74007797 is a wasteful number, since it uses less digits than its factorization.

74007797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3315.

The product of its (nonzero) digits is 86436, while the sum is 41.

The square root of 74007797 is about 8602.7784465253. The cubic root of 74007797 is about 419.8483901014.

The spelling of 74007797 in words is "seventy-four million, seven thousand, seven hundred ninety-seven".