149561424 has 40 divisors (see below), whose sum is σ = 429297920. Its totient is φ = 49853664.

The previous prime is 149561411. The next prime is 149561431. The reversal of 149561424 is 424165941.

149561424 is a `hidden beast` number, since 14 + 9 + 5 + 614 + 24 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172672 + ... + 173535.

It is an arithmetic number, because the mean of its divisors is an integer number (10732448).

Almost surely, 2^149561424 is an apocalyptic number.

It is an amenable number.

149561424 is an abundant number, since it is smaller than the sum of its proper divisors (279736496).

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

149561424 is a wasteful number, since it uses less digits than its factorization.

149561424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346224 (or 346212 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 149561424 is about 12229.5308168384. The cubic root of 149561424 is about 530.8109384704.

The spelling of 149561424 in words is "one hundred forty-nine million, five hundred sixty-one thousand, four hundred twenty-four".