74213697 has 8 divisors (see below), whose sum is σ = 102363840. Its totient is φ = 47769680.

The previous prime is 74213693. The next prime is 74213701. The reversal of 74213697 is 79631247.

It is an interprime number because it is at equal distance from previous prime (74213693) and next prime (74213701).

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 74213697 - 2² = 74213693 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74213693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426429 + ... + 426602.

It is an arithmetic number, because the mean of its divisors is an integer number (12795480).

Almost surely, 2^74213697 is an apocalyptic number.

It is an amenable number.

74213697 is a deficient number, since it is larger than the sum of its proper divisors (28150143).

74213697 is a wasteful number, since it uses less digits than its factorization.

74213697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853063.

The product of its digits is 63504, while the sum is 39.

The square root of 74213697 is about 8614.7371985453. The cubic root of 74213697 is about 420.2373884760.

The spelling of 74213697 in words is "seventy-four million, two hundred thirteen thousand, six hundred ninety-seven".