149538635 has 8 divisors (see below), whose sum is σ = 180651600. Its totient is φ = 118827424.

The previous prime is 149538629. The next prime is 149538659. The reversal of 149538635 is 536835941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149538635 - 2¹⁶ = 149473099 is a prime.

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, 99617 + ... + 101106.

It is an arithmetic number, because the mean of its divisors is an integer number (22581450).

Almost surely, 2^149538635 is an apocalyptic number.

149538635 is a deficient number, since it is larger than the sum of its proper divisors (31112965).

149538635 is a wasteful number, since it uses less digits than its factorization.

149538635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200877.

The product of its digits is 388800, while the sum is 44.

The square root of 149538635 is about 12228.5990612171. The cubic root of 149538635 is about 530.7839768279.

The spelling of 149538635 in words is "one hundred forty-nine million, five hundred thirty-eight thousand, six hundred thirty-five".