149967342 has 144 divisors (see below), whose sum is σ = 411754320. Its totient is φ = 40334112.

The previous prime is 149967329. The next prime is 149967343. The reversal of 149967342 is 243769941.

It is a happy number.

149967342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149967343) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 955128 + ... + 955284.

It is an arithmetic number, because the mean of its divisors is an integer number (2859405).

Almost surely, 2^149967342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149967342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205877160).

149967342 is an abundant number, since it is smaller than the sum of its proper divisors (261786978).

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

149967342 is a wasteful number, since it uses less digits than its factorization.

149967342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 188 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 149967342 is about 12246.1153840718. The cubic root of 149967342 is about 531.2907214552.

The spelling of 149967342 in words is "one hundred forty-nine million, nine hundred sixty-seven thousand, three hundred forty-two".