149335164 has 72 divisors (see below), whose sum is σ = 427085568. Its totient is φ = 45249840.

The previous prime is 149335163. The next prime is 149335189. The reversal of 149335164 is 461533941.

149335164 is a `hidden beast` number, since 1 + 493 + 3 + 5 + 164 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149335163) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3709 + ... + 17675.

It is an arithmetic number, because the mean of its divisors is an integer number (5931744).

Almost surely, 2^149335164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149335164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213542784).

149335164 is an abundant number, since it is smaller than the sum of its proper divisors (277750404).

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

149335164 is a wasteful number, since it uses less digits than its factorization.

149335164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13997 (or 13983 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 149335164 is about 12220.2767562768. The cubic root of 149335164 is about 530.5431289986.

The spelling of 149335164 in words is "one hundred forty-nine million, three hundred thirty-five thousand, one hundred sixty-four".