149434488 has 192 divisors, whose sum is σ = 497352960. Its totient is φ = 39564288.

The previous prime is 149434469. The next prime is 149434499. The reversal of 149434488 is 884434941.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 916695 + ... + 916857.

It is an arithmetic number, because the mean of its divisors is an integer number (2590380).

Almost surely, 2^149434488 is an apocalyptic number.

149434488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149434488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248676480).

149434488 is an abundant number, since it is smaller than the sum of its proper divisors (347918472).

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

149434488 is a wasteful number, since it uses less digits than its factorization.

149434488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306 (or 299 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 149434488 is about 12224.3399821831. The cubic root of 149434488 is about 530.6607257429.

The spelling of 149434488 in words is "one hundred forty-nine million, four hundred thirty-four thousand, four hundred eighty-eight".