149294544 has 160 divisors (see below), whose sum is σ = 475683840. Its totient is φ = 39376896.

The previous prime is 149294501. The next prime is 149294569. The reversal of 149294544 is 445492941.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 149294496 and 149294505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 336787 + ... + 337229.

It is an arithmetic number, because the mean of its divisors is an integer number (2973024).

Almost surely, 2^149294544 is an apocalyptic number.

149294544 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 149294544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237841920).

149294544 is an abundant number, since it is smaller than the sum of its proper divisors (326389296).

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

149294544 is a wasteful number, since it uses less digits than its factorization.

149294544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537 (or 531 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 149294544 is about 12218.6146514243. The cubic root of 149294544 is about 530.4950210701.

The spelling of 149294544 in words is "one hundred forty-nine million, two hundred ninety-four thousand, five hundred forty-four".