74212206 has 16 divisors (see below), whose sum is σ = 150940800. Its totient is φ = 24318008.

The previous prime is 74212181. The next prime is 74212207. The reversal of 74212206 is 60221247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74212207) 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, 104466 + ... + 105173.

It is an arithmetic number, because the mean of its divisors is an integer number (9433800).

Almost surely, 2^74212206 is an apocalyptic number.

74212206 is an abundant number, since it is smaller than the sum of its proper divisors (76728594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74212206 is a wasteful number, since it uses less digits than its factorization.

74212206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209703.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 74212206 is about 8614.6506603576. The cubic root of 74212206 is about 420.2345741790.

The spelling of 74212206 in words is "seventy-four million, two hundred twelve thousand, two hundred six".