149373504 has 224 divisors, whose sum is σ = 513527040. Its totient is φ = 41693184.

The previous prime is 149373503. The next prime is 149373517. The reversal of 149373504 is 405373941.

149373504 is a `hidden beast` number, since 149 + 3 + 7 + 3 + 504 = 666.

It is a tau number, because it is divible by the number of its divisors (224).

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

It is not an unprimeable number, because it can be changed into a prime (149373503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 640972 + ... + 641204.

Almost surely, 2^149373504 is an apocalyptic number.

149373504 is a gapful number since it is divisible by the number (14) 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 149373504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256763520).

149373504 is an abundant number, since it is smaller than the sum of its proper divisors (364153536).

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

149373504 is a wasteful number, since it uses less digits than its factorization.

149373504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 149373504 is about 12221.8453598464. The cubic root of 149373504 is about 530.5885286274.

The spelling of 149373504 in words is "one hundred forty-nine million, three hundred seventy-three thousand, five hundred four".