149032222 has 8 divisors (see below), whose sum is σ = 223716672. Its totient is φ = 74460000.

The previous prime is 149032199. The next prime is 149032223. The reversal of 149032222 is 222230941.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149032223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24654 + ... + 30097.

It is an arithmetic number, because the mean of its divisors is an integer number (27964584).

Almost surely, 2^149032222 is an apocalyptic number.

149032222 is a deficient number, since it is larger than the sum of its proper divisors (74684450).

149032222 is a wasteful number, since it uses less digits than its factorization.

149032222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56114.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 149032222 is about 12207.8754089317. The cubic root of 149032222 is about 530.1841320582.

The spelling of 149032222 in words is "one hundred forty-nine million, thirty-two thousand, two hundred twenty-two".