149401724 has 12 divisors (see below), whose sum is σ = 261540048. Its totient is φ = 74676000.

The previous prime is 149401723. The next prime is 149401739. The reversal of 149401724 is 427104941.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149401723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16649 + ... + 23999.

It is an arithmetic number, because the mean of its divisors is an integer number (21795004).

Almost surely, 2^149401724 is an apocalyptic number.

It is an amenable number.

149401724 is a deficient number, since it is larger than the sum of its proper divisors (112138324).

149401724 is a wasteful number, since it uses less digits than its factorization.

149401724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12436 (or 12434 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 149401724 is about 12222.9997954676. Note that the first 3 decimals coincide. The cubic root of 149401724 is about 530.6219398751.

The spelling of 149401724 in words is "one hundred forty-nine million, four hundred one thousand, seven hundred twenty-four".