149348222 has 8 divisors (see below), whose sum is σ = 224074296. Its totient is φ = 74656792.

The previous prime is 149348209. The next prime is 149348233. The reversal of 149348222 is 222843941.

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

It is a super-2 number, since 2×149348222² = 44609782829122568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11573 + ... + 20799.

It is an arithmetic number, because the mean of its divisors is an integer number (28009287).

Almost surely, 2^149348222 is an apocalyptic number.

149348222 is a deficient number, since it is larger than the sum of its proper divisors (74726074).

149348222 is an equidigital number, since it uses as much as digits as its factorization.

149348222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17322.

The product of its digits is 27648, while the sum is 35.

The square root of 149348222 is about 12220.8110205502. The cubic root of 149348222 is about 530.5585922694.

The spelling of 149348222 in words is "one hundred forty-nine million, three hundred forty-eight thousand, two hundred twenty-two".