149994624 has 64 divisors (see below), whose sum is σ = 429085440. Its totient is φ = 46150656.

The previous prime is 149994619. The next prime is 149994629. The reversal of 149994624 is 426499941.

It is an interprime number because it is at equal distance from previous prime (149994619) and next prime (149994629).

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149994629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10032 + ... + 20015.

It is an arithmetic number, because the mean of its divisors is an integer number (6704460).

Almost surely, 2^149994624 is an apocalyptic number.

It is an amenable number.

149994624 is an abundant number, since it is smaller than the sum of its proper divisors (279090816).

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

149994624 is a wasteful number, since it uses less digits than its factorization.

149994624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30077 (or 30065 counting only the distinct ones).

The product of its digits is 559872, while the sum is 48.

The square root of 149994624 is about 12247.2292376684. The cubic root of 149994624 is about 531.3229369016.

The spelling of 149994624 in words is "one hundred forty-nine million, nine hundred ninety-four thousand, six hundred twenty-four".