74446213 has 8 divisors (see below), whose sum is σ = 79564032. Its totient is φ = 69410496.

The previous prime is 74446181. The next prime is 74446217. The reversal of 74446213 is 31264447.

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 74446213 - 2⁵ = 74446181 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 (74446217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18645 + ... + 22282.

It is an arithmetic number, because the mean of its divisors is an integer number (9945504).

Almost surely, 2^74446213 is an apocalyptic number.

It is an amenable number.

74446213 is a deficient number, since it is larger than the sum of its proper divisors (5117819).

74446213 is a wasteful number, since it uses less digits than its factorization.

74446213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41051.

The product of its digits is 16128, while the sum is 31.

The square root of 74446213 is about 8628.2218909808. The cubic root of 74446213 is about 420.6758073125.

The spelling of 74446213 in words is "seventy-four million, four hundred forty-six thousand, two hundred thirteen".