149922622 has 8 divisors (see below), whose sum is σ = 226985976. Its totient is φ = 74260632.

The previous prime is 149922607. The next prime is 149922659. The reversal of 149922622 is 226229941.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350073 + ... + 350500.

It is an arithmetic number, because the mean of its divisors is an integer number (28373247).

Almost surely, 2^149922622 is an apocalyptic number.

149922622 is a deficient number, since it is larger than the sum of its proper divisors (77063354).

149922622 is a wasteful number, since it uses less digits than its factorization.

149922622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700682.

The product of its digits is 31104, while the sum is 37.

The square root of 149922622 is about 12244.2893628009. The cubic root of 149922622 is about 531.2379062160.

It can be divided in two parts, 149922 and 622, that added together give a square (150544 = 388²).

The spelling of 149922622 in words is "one hundred forty-nine million, nine hundred twenty-two thousand, six hundred twenty-two".