149301822 has 8 divisors (see below), whose sum is σ = 298603656. Its totient is φ = 49767272.

The previous prime is 149301821. The next prime is 149301827. The reversal of 149301822 is 228103941.

149301822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

149301822 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 149301822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149301821) 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, 12441813 + ... + 12441824.

It is an arithmetic number, because the mean of its divisors is an integer number (37325457).

Almost surely, 2^149301822 is an apocalyptic number.

149301822 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149301822 is a wasteful number, since it uses less digits than its factorization.

149301822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24883642.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 149301822 is about 12218.9124720656. The cubic root of 149301822 is about 530.5036413450.

The spelling of 149301822 in words is "one hundred forty-nine million, three hundred one thousand, eight hundred twenty-two".