149523792 has 80 divisors (see below), whose sum is σ = 422972928. Its totient is φ = 45139840.

The previous prime is 149523791. The next prime is 149523809. The reversal of 149523792 is 297325941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149523791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 265303 + ... + 265865.

Almost surely, 2^149523792 is an apocalyptic number.

149523792 is a gapful number since it is divisible by the number (12) 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 149523792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211486464).

149523792 is an abundant number, since it is smaller than the sum of its proper divisors (273449136).

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

149523792 is a wasteful number, since it uses less digits than its factorization.

149523792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088 (or 1082 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 149523792 is about 12227.9921491633. The cubic root of 149523792 is about 530.7664146168.

The spelling of 149523792 in words is "one hundred forty-nine million, five hundred twenty-three thousand, seven hundred ninety-two".