149944022 has 8 divisors (see below), whose sum is σ = 227018376. Its totient is φ = 74271232.

The previous prime is 149944021. The next prime is 149944027. The reversal of 149944022 is 220449941.

It is a happy number.

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 (149944021) by changing a digit.

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, 350123 + ... + 350550.

It is an arithmetic number, because the mean of its divisors is an integer number (28377297).

Almost surely, 2^149944022 is an apocalyptic number.

149944022 is a deficient number, since it is larger than the sum of its proper divisors (77074354).

149944022 is a wasteful number, since it uses less digits than its factorization.

149944022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700782.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 149944022 is about 12245.1632083856. The cubic root of 149944022 is about 531.2631813661.

The spelling of 149944022 in words is "one hundred forty-nine million, nine hundred forty-four thousand, twenty-two".