74210229 has 16 divisors (see below), whose sum is σ = 112017600. Its totient is φ = 48539088.

The previous prime is 74210209. The next prime is 74210251. The reversal of 74210229 is 92201247.

It is not a de Polignac number, because 74210229 - 2⁸ = 74209973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74210209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24499 + ... + 27360.

It is an arithmetic number, because the mean of its divisors is an integer number (7001100).

Almost surely, 2^74210229 is an apocalyptic number.

It is an amenable number.

74210229 is a deficient number, since it is larger than the sum of its proper divisors (37807371).

74210229 is a wasteful number, since it uses less digits than its factorization.

74210229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51921 (or 51915 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 74210229 is about 8614.5359132109. The cubic root of 74210229 is about 420.2308424877.

The spelling of 74210229 in words is "seventy-four million, two hundred ten thousand, two hundred twenty-nine".